Home / 104,758,160.22-144,516,192.66-81,393,389.46

Finding the Fourth Proportional to 104,758,160.22, 144,516,192.66 and 81,393,389.46

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Solution

The fourth proportional to 104,758,160.22, 144,516,192.66 and 81,393,389.46 is: 112,283,976.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,758,160.22 : 144,516,192.66 = 81,393,389.46 : x
  2. Step 2: Convert to fraction form
    104,758,160.22/144,516,192.66 = 81,393,389.46/x
  3. Step 3: Cross multiply
    104,758,160.22x = 144,516,192.66 × 81,393,389.46
  4. Step 4: Simplify right side
    104,758,160.22x = 11,762,662,752,451,772
  5. Step 5: Solve for x
    x = 11,762,662,752,451,772/104,758,160.22
  6. Step 6: Final answer
    x = 112,283,976.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.