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Finding the Fourth Proportional to 58,476.32, 80,692.68 and 32,974.52

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Solution

The fourth proportional to 58,476.32, 80,692.68 and 32,974.52 is: 45,502.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,476.32 : 80,692.68 = 32,974.52 : x
  2. Step 2: Convert to fraction form
    58,476.32/80,692.68 = 32,974.52/x
  3. Step 3: Cross multiply
    58,476.32x = 80,692.68 × 32,974.52
  4. Step 4: Simplify right side
    58,476.32x = 2,660,801,987.05
  5. Step 5: Solve for x
    x = 2,660,801,987.05/58,476.32
  6. Step 6: Final answer
    x = 45,502.22

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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.