Home / 129,254.92-193,551.72-117,270.16

Finding the Fourth Proportional to 129,254.92, 193,551.72 and 117,270.16

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Solution

The fourth proportional to 129,254.92, 193,551.72 and 117,270.16 is: 175,605.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,254.92 : 193,551.72 = 117,270.16 : x
  2. Step 2: Convert to fraction form
    129,254.92/193,551.72 = 117,270.16/x
  3. Step 3: Cross multiply
    129,254.92x = 193,551.72 × 117,270.16
  4. Step 4: Simplify right side
    129,254.92x = 22,697,841,172.68
  5. Step 5: Solve for x
    x = 22,697,841,172.68/129,254.92
  6. Step 6: Final answer
    x = 175,605.24

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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.