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Finding the Fourth Proportional to 60,471.32, 83,447.70 and 33,613.70

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Solution

The fourth proportional to 60,471.32, 83,447.70 and 33,613.70 is: 46,385.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,471.32 : 83,447.70 = 33,613.70 : x
  2. Step 2: Convert to fraction form
    60,471.32/83,447.70 = 33,613.70/x
  3. Step 3: Cross multiply
    60,471.32x = 83,447.70 × 33,613.70
  4. Step 4: Simplify right side
    60,471.32x = 2,804,985,953.49
  5. Step 5: Solve for x
    x = 2,804,985,953.49/60,471.32
  6. Step 6: Final answer
    x = 46,385.39

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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.