Home / 105,814.73-146,023.92-58,068.88

Finding the Fourth Proportional to 105,814.73, 146,023.92 and 58,068.88

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Solution

The fourth proportional to 105,814.73, 146,023.92 and 58,068.88 is: 80,134.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,814.73 : 146,023.92 = 58,068.88 : x
  2. Step 2: Convert to fraction form
    105,814.73/146,023.92 = 58,068.88/x
  3. Step 3: Cross multiply
    105,814.73x = 146,023.92 × 58,068.88
  4. Step 4: Simplify right side
    105,814.73x = 8,479,445,122.55
  5. Step 5: Solve for x
    x = 8,479,445,122.55/105,814.73
  6. Step 6: Final answer
    x = 80,134.83

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1.5x scale

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.