Home / 103,227.24-142,446.42-60,776.76

Finding the Fourth Proportional to 103,227.24, 142,446.42 and 60,776.76

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Solution

The fourth proportional to 103,227.24, 142,446.42 and 60,776.76 is: 83,867.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,227.24 : 142,446.42 = 60,776.76 : x
  2. Step 2: Convert to fraction form
    103,227.24/142,446.42 = 60,776.76/x
  3. Step 3: Cross multiply
    103,227.24x = 142,446.42 × 60,776.76
  4. Step 4: Simplify right side
    103,227.24x = 8,657,431,881.20
  5. Step 5: Solve for x
    x = 8,657,431,881.20/103,227.24
  6. Step 6: Final answer
    x = 83,867.71

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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.