Home / 126,346.62-174,150.60-89,565.18

Finding the Fourth Proportional to 126,346.62, 174,150.60 and 89,565.18

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Solution

The fourth proportional to 126,346.62, 174,150.60 and 89,565.18 is: 123,452.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,346.62 : 174,150.60 = 89,565.18 : x
  2. Step 2: Convert to fraction form
    126,346.62/174,150.60 = 89,565.18/x
  3. Step 3: Cross multiply
    126,346.62x = 174,150.60 × 89,565.18
  4. Step 4: Simplify right side
    126,346.62x = 15,597,829,836.11
  5. Step 5: Solve for x
    x = 15,597,829,836.11/126,346.62
  6. Step 6: Final answer
    x = 123,452.69

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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.