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Finding the Fourth Proportional to 60,494.48, 83,476.68 and 56,036.24

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Solution

The fourth proportional to 60,494.48, 83,476.68 and 56,036.24 is: 77,324.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,494.48 : 83,476.68 = 56,036.24 : x
  2. Step 2: Convert to fraction form
    60,494.48/83,476.68 = 56,036.24/x
  3. Step 3: Cross multiply
    60,494.48x = 83,476.68 × 56,036.24
  4. Step 4: Simplify right side
    60,494.48x = 4,677,719,274.88
  5. Step 5: Solve for x
    x = 4,677,719,274.88/60,494.48
  6. Step 6: Final answer
    x = 77,324.73

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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.