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Finding the Fourth Proportional to 60,244.89, 90,244.62 and 28,558.91

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Solution

The fourth proportional to 60,244.89, 90,244.62 and 28,558.91 is: 42,780.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,244.89 : 90,244.62 = 28,558.91 : x
  2. Step 2: Convert to fraction form
    60,244.89/90,244.62 = 28,558.91/x
  3. Step 3: Cross multiply
    60,244.89x = 90,244.62 × 28,558.91
  4. Step 4: Simplify right side
    60,244.89x = 2,577,287,529.34
  5. Step 5: Solve for x
    x = 2,577,287,529.34/60,244.89
  6. Step 6: Final answer
    x = 42,780.18

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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.