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Finding the Fourth Proportional to 59,690.20, 89,576.70 and 44,930.20

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Solution

The fourth proportional to 59,690.20, 89,576.70 and 44,930.20 is: 67,426.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,690.20 : 89,576.70 = 44,930.20 : x
  2. Step 2: Convert to fraction form
    59,690.20/89,576.70 = 44,930.20/x
  3. Step 3: Cross multiply
    59,690.20x = 89,576.70 × 44,930.20
  4. Step 4: Simplify right side
    59,690.20x = 4,024,699,046.34
  5. Step 5: Solve for x
    x = 4,024,699,046.34/59,690.20
  6. Step 6: Final answer
    x = 67,426.46

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1.5x scale

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.