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Finding the Fourth Proportional to 65,139.62, 97,602.10 and 59,692.37

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Solution

The fourth proportional to 65,139.62, 97,602.10 and 59,692.37 is: 89,440.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,139.62 : 97,602.10 = 59,692.37 : x
  2. Step 2: Convert to fraction form
    65,139.62/97,602.10 = 59,692.37/x
  3. Step 3: Cross multiply
    65,139.62x = 97,602.10 × 59,692.37
  4. Step 4: Simplify right side
    65,139.62x = 5,826,100,421.97
  5. Step 5: Solve for x
    x = 5,826,100,421.97/65,139.62
  6. Step 6: Final answer
    x = 89,440.20

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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.