Home / 134,805.66-202,332.72-68,292.12

Finding the Fourth Proportional to 134,805.66, 202,332.72 and 68,292.12

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Solution

The fourth proportional to 134,805.66, 202,332.72 and 68,292.12 is: 102,501.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,805.66 : 202,332.72 = 68,292.12 : x
  2. Step 2: Convert to fraction form
    134,805.66/202,332.72 = 68,292.12/x
  3. Step 3: Cross multiply
    134,805.66x = 202,332.72 × 68,292.12
  4. Step 4: Simplify right side
    134,805.66x = 13,817,730,394.17
  5. Step 5: Solve for x
    x = 13,817,730,394.17/134,805.66
  6. Step 6: Final answer
    x = 102,501.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.