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Finding the Fourth Proportional to 58,961.72, 81,368.88 and 32,104.68

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Solution

The fourth proportional to 58,961.72, 81,368.88 and 32,104.68 is: 44,305.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,961.72 : 81,368.88 = 32,104.68 : x
  2. Step 2: Convert to fraction form
    58,961.72/81,368.88 = 32,104.68/x
  3. Step 3: Cross multiply
    58,961.72x = 81,368.88 × 32,104.68
  4. Step 4: Simplify right side
    58,961.72x = 2,612,321,854.36
  5. Step 5: Solve for x
    x = 2,612,321,854.36/58,961.72
  6. Step 6: Final answer
    x = 44,305.39

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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.