Home / 90,465.50-124,842.48-52,732.46

Finding the Fourth Proportional to 90,465.50, 124,842.48 and 52,732.46

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Solution

The fourth proportional to 90,465.50, 124,842.48 and 52,732.46 is: 72,770.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,465.50 : 124,842.48 = 52,732.46 : x
  2. Step 2: Convert to fraction form
    90,465.50/124,842.48 = 52,732.46/x
  3. Step 3: Cross multiply
    90,465.50x = 124,842.48 × 52,732.46
  4. Step 4: Simplify right side
    90,465.50x = 6,583,251,082.90
  5. Step 5: Solve for x
    x = 6,583,251,082.90/90,465.50
  6. Step 6: Final answer
    x = 72,770.85

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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.