Home / 134,767.76-201,888.96-82,046.48

Finding the Fourth Proportional to 134,767.76, 201,888.96 and 82,046.48

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Solution

The fourth proportional to 134,767.76, 201,888.96 and 82,046.48 is: 122,909.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,767.76 : 201,888.96 = 82,046.48 : x
  2. Step 2: Convert to fraction form
    134,767.76/201,888.96 = 82,046.48/x
  3. Step 3: Cross multiply
    134,767.76x = 201,888.96 × 82,046.48
  4. Step 4: Simplify right side
    134,767.76x = 16,564,278,518.86
  5. Step 5: Solve for x
    x = 16,564,278,518.86/134,767.76
  6. Step 6: Final answer
    x = 122,909.80

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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.