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Finding the Fourth Proportional to 59,162,564.80, 88,743,847.20 and 40,052,267.20

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Solution

The fourth proportional to 59,162,564.80, 88,743,847.20 and 40,052,267.20 is: 60,078,400.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,162,564.80 : 88,743,847.20 = 40,052,267.20 : x
  2. Step 2: Convert to fraction form
    59,162,564.80/88,743,847.20 = 40,052,267.20/x
  3. Step 3: Cross multiply
    59,162,564.80x = 88,743,847.20 × 40,052,267.20
  4. Step 4: Simplify right side
    59,162,564.80x = 3,554,392,280,410,372
  5. Step 5: Solve for x
    x = 3,554,392,280,410,372/59,162,564.80
  6. Step 6: Final answer
    x = 60,078,400.80

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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.