Home / 60,712.31-83,780.79-35,219.18

Finding the Fourth Proportional to 60,712.31, 83,780.79 and 35,219.18

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Solution

The fourth proportional to 60,712.31, 83,780.79 and 35,219.18 is: 48,601.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,712.31 : 83,780.79 = 35,219.18 : x
  2. Step 2: Convert to fraction form
    60,712.31/83,780.79 = 35,219.18/x
  3. Step 3: Cross multiply
    60,712.31x = 83,780.79 × 35,219.18
  4. Step 4: Simplify right side
    60,712.31x = 2,950,690,723.55
  5. Step 5: Solve for x
    x = 2,950,690,723.55/60,712.31
  6. Step 6: Final answer
    x = 48,601.19

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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.