Home / 104,192.33-143,785.53-56,445.26

Finding the Fourth Proportional to 104,192.33, 143,785.53 and 56,445.26

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Solution

The fourth proportional to 104,192.33, 143,785.53 and 56,445.26 is: 77,894.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,192.33 : 143,785.53 = 56,445.26 : x
  2. Step 2: Convert to fraction form
    104,192.33/143,785.53 = 56,445.26/x
  3. Step 3: Cross multiply
    104,192.33x = 143,785.53 × 56,445.26
  4. Step 4: Simplify right side
    104,192.33x = 8,116,010,906.16
  5. Step 5: Solve for x
    x = 8,116,010,906.16/104,192.33
  6. Step 6: Final answer
    x = 77,894.52

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1.5x scale

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.