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Finding the Fourth Proportional to 59,751.80, 89,627.70 and 58,830.20

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Solution

The fourth proportional to 59,751.80, 89,627.70 and 58,830.20 is: 88,245.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,751.80 : 89,627.70 = 58,830.20 : x
  2. Step 2: Convert to fraction form
    59,751.80/89,627.70 = 58,830.20/x
  3. Step 3: Cross multiply
    59,751.80x = 89,627.70 × 58,830.20
  4. Step 4: Simplify right side
    59,751.80x = 5,272,815,516.54
  5. Step 5: Solve for x
    x = 5,272,815,516.54/59,751.80
  6. Step 6: Final answer
    x = 88,245.30

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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.