Home / 76,227.18-105,246-58,290.93

Finding the Fourth Proportional to 76,227.18, 105,246 and 58,290.93

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Solution

The fourth proportional to 76,227.18, 105,246 and 58,290.93 is: 80,481.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,227.18 : 105,246 = 58,290.93 : x
  2. Step 2: Convert to fraction form
    76,227.18/105,246 = 58,290.93/x
  3. Step 3: Cross multiply
    76,227.18x = 105,246 × 58,290.93
  4. Step 4: Simplify right side
    76,227.18x = 6,134,887,218.78
  5. Step 5: Solve for x
    x = 6,134,887,218.78/76,227.18
  6. Step 6: Final answer
    x = 80,481.62

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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.