Home / 52,229.18-72,107.68-49,240.28

Finding the Fourth Proportional to 52,229.18, 72,107.68 and 49,240.28

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Solution

The fourth proportional to 52,229.18, 72,107.68 and 49,240.28 is: 67,981.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,229.18 : 72,107.68 = 49,240.28 : x
  2. Step 2: Convert to fraction form
    52,229.18/72,107.68 = 49,240.28/x
  3. Step 3: Cross multiply
    52,229.18x = 72,107.68 × 49,240.28
  4. Step 4: Simplify right side
    52,229.18x = 3,550,602,353.35
  5. Step 5: Solve for x
    x = 3,550,602,353.35/52,229.18
  6. Step 6: Final answer
    x = 67,981.20

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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.