Home / 134,260.91-185,234.70-76,111.41

Finding the Fourth Proportional to 134,260.91, 185,234.70 and 76,111.41

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Solution

The fourth proportional to 134,260.91, 185,234.70 and 76,111.41 is: 105,008.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,260.91 : 185,234.70 = 76,111.41 : x
  2. Step 2: Convert to fraction form
    134,260.91/185,234.70 = 76,111.41/x
  3. Step 3: Cross multiply
    134,260.91x = 185,234.70 × 76,111.41
  4. Step 4: Simplify right side
    134,260.91x = 14,098,474,197.93
  5. Step 5: Solve for x
    x = 14,098,474,197.93/134,260.91
  6. Step 6: Final answer
    x = 105,008.03

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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.