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Finding the Fourth Proportional to 59,119.40, 88,679.88 and 19,676.52

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Solution

The fourth proportional to 59,119.40, 88,679.88 and 19,676.52 is: 29,515.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,119.40 : 88,679.88 = 19,676.52 : x
  2. Step 2: Convert to fraction form
    59,119.40/88,679.88 = 19,676.52/x
  3. Step 3: Cross multiply
    59,119.40x = 88,679.88 × 19,676.52
  4. Step 4: Simplify right side
    59,119.40x = 1,744,911,432.42
  5. Step 5: Solve for x
    x = 1,744,911,432.42/59,119.40
  6. Step 6: Final answer
    x = 29,515.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.