Home / 127,598.62-176,155.14-89,475.16

Finding the Fourth Proportional to 127,598.62, 176,155.14 and 89,475.16

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Solution

The fourth proportional to 127,598.62, 176,155.14 and 89,475.16 is: 123,524.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,598.62 : 176,155.14 = 89,475.16 : x
  2. Step 2: Convert to fraction form
    127,598.62/176,155.14 = 89,475.16/x
  3. Step 3: Cross multiply
    127,598.62x = 176,155.14 × 89,475.16
  4. Step 4: Simplify right side
    127,598.62x = 15,761,509,336.32
  5. Step 5: Solve for x
    x = 15,761,509,336.32/127,598.62
  6. Step 6: Final answer
    x = 123,524.14

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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.