Home / 113,780.16-170,687.52-36,817.47

Finding the Fourth Proportional to 113,780.16, 170,687.52 and 36,817.47

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Solution

The fourth proportional to 113,780.16, 170,687.52 and 36,817.47 is: 55,231.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,780.16 : 170,687.52 = 36,817.47 : x
  2. Step 2: Convert to fraction form
    113,780.16/170,687.52 = 36,817.47/x
  3. Step 3: Cross multiply
    113,780.16x = 170,687.52 × 36,817.47
  4. Step 4: Simplify right side
    113,780.16x = 6,284,282,646.97
  5. Step 5: Solve for x
    x = 6,284,282,646.97/113,780.16
  6. Step 6: Final answer
    x = 55,231.80

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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.