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Finding the Fourth Proportional to 92,060.66, 138,035.10 and 60,063.50

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Solution

The fourth proportional to 92,060.66, 138,035.10 and 60,063.50 is: 90,058.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,060.66 : 138,035.10 = 60,063.50 : x
  2. Step 2: Convert to fraction form
    92,060.66/138,035.10 = 60,063.50/x
  3. Step 3: Cross multiply
    92,060.66x = 138,035.10 × 60,063.50
  4. Step 4: Simplify right side
    92,060.66x = 8,290,871,228.85
  5. Step 5: Solve for x
    x = 8,290,871,228.85/92,060.66
  6. Step 6: Final answer
    x = 90,058.79

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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.