Home / 97,572.20-134,634.76-55,115.24

Finding the Fourth Proportional to 97,572.20, 134,634.76 and 55,115.24

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Solution

The fourth proportional to 97,572.20, 134,634.76 and 55,115.24 is: 76,050.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,572.20 : 134,634.76 = 55,115.24 : x
  2. Step 2: Convert to fraction form
    97,572.20/134,634.76 = 55,115.24/x
  3. Step 3: Cross multiply
    97,572.20x = 134,634.76 × 55,115.24
  4. Step 4: Simplify right side
    97,572.20x = 7,420,426,298.78
  5. Step 5: Solve for x
    x = 7,420,426,298.78/97,572.20
  6. Step 6: Final answer
    x = 76,050.62

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1.5x scale

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.