Home / 125,569.14-173,287.27-68,209.57

Finding the Fourth Proportional to 125,569.14, 173,287.27 and 68,209.57

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Solution

The fourth proportional to 125,569.14, 173,287.27 and 68,209.57 is: 94,130.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,569.14 : 173,287.27 = 68,209.57 : x
  2. Step 2: Convert to fraction form
    125,569.14/173,287.27 = 68,209.57/x
  3. Step 3: Cross multiply
    125,569.14x = 173,287.27 × 68,209.57
  4. Step 4: Simplify right side
    125,569.14x = 11,819,849,832.13
  5. Step 5: Solve for x
    x = 11,819,849,832.13/125,569.14
  6. Step 6: Final answer
    x = 94,130.22

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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.