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Finding the Fourth Proportional to 59,795.20, 89,692.80 and 41,132.80

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Solution

The fourth proportional to 59,795.20, 89,692.80 and 41,132.80 is: 61,699.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,795.20 : 89,692.80 = 41,132.80 : x
  2. Step 2: Convert to fraction form
    59,795.20/89,692.80 = 41,132.80/x
  3. Step 3: Cross multiply
    59,795.20x = 89,692.80 × 41,132.80
  4. Step 4: Simplify right side
    59,795.20x = 3,689,316,003.84
  5. Step 5: Solve for x
    x = 3,689,316,003.84/59,795.20
  6. Step 6: Final answer
    x = 61,699.20

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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.