Home / 104,664.40-144,386.09-62,192.86

Finding the Fourth Proportional to 104,664.40, 144,386.09 and 62,192.86

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Solution

The fourth proportional to 104,664.40, 144,386.09 and 62,192.86 is: 85,795.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,664.40 : 144,386.09 = 62,192.86 : x
  2. Step 2: Convert to fraction form
    104,664.40/144,386.09 = 62,192.86/x
  3. Step 3: Cross multiply
    104,664.40x = 144,386.09 × 62,192.86
  4. Step 4: Simplify right side
    104,664.40x = 8,979,783,881.32
  5. Step 5: Solve for x
    x = 8,979,783,881.32/104,664.40
  6. Step 6: Final answer
    x = 85,795.97

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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.