Home / 77,475.89-116,276.11-40,046.94

Finding the Fourth Proportional to 77,475.89, 116,276.11 and 40,046.94

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Solution

The fourth proportional to 77,475.89, 116,276.11 and 40,046.94 is: 60,102.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,475.89 : 116,276.11 = 40,046.94 : x
  2. Step 2: Convert to fraction form
    77,475.89/116,276.11 = 40,046.94/x
  3. Step 3: Cross multiply
    77,475.89x = 116,276.11 × 40,046.94
  4. Step 4: Simplify right side
    77,475.89x = 4,656,502,400.60
  5. Step 5: Solve for x
    x = 4,656,502,400.60/77,475.89
  6. Step 6: Final answer
    x = 60,102.60

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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.