Home / 77,134.25-106,500.41-60,157.46

Finding the Fourth Proportional to 77,134.25, 106,500.41 and 60,157.46

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Solution

The fourth proportional to 77,134.25, 106,500.41 and 60,157.46 is: 83,060.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,134.25 : 106,500.41 = 60,157.46 : x
  2. Step 2: Convert to fraction form
    77,134.25/106,500.41 = 60,157.46/x
  3. Step 3: Cross multiply
    77,134.25x = 106,500.41 × 60,157.46
  4. Step 4: Simplify right side
    77,134.25x = 6,406,793,321.27
  5. Step 5: Solve for x
    x = 6,406,793,321.27/77,134.25
  6. Step 6: Final answer
    x = 83,060.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.