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Finding the Fourth Proportional to 59,592.40, 89,408.02 and 28,423.60

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Solution

The fourth proportional to 59,592.40, 89,408.02 and 28,423.60 is: 42,644.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,592.40 : 89,408.02 = 28,423.60 : x
  2. Step 2: Convert to fraction form
    59,592.40/89,408.02 = 28,423.60/x
  3. Step 3: Cross multiply
    59,592.40x = 89,408.02 × 28,423.60
  4. Step 4: Simplify right side
    59,592.40x = 2,541,297,797.27
  5. Step 5: Solve for x
    x = 2,541,297,797.27/59,592.40
  6. Step 6: Final answer
    x = 42,644.66

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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.