Home / 92,047.59-137,996.46-28,835.19

Finding the Fourth Proportional to 92,047.59, 137,996.46 and 28,835.19

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Solution

The fourth proportional to 92,047.59, 137,996.46 and 28,835.19 is: 43,229.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,047.59 : 137,996.46 = 28,835.19 : x
  2. Step 2: Convert to fraction form
    92,047.59/137,996.46 = 28,835.19/x
  3. Step 3: Cross multiply
    92,047.59x = 137,996.46 × 28,835.19
  4. Step 4: Simplify right side
    92,047.59x = 3,979,154,143.43
  5. Step 5: Solve for x
    x = 3,979,154,143.43/92,047.59
  6. Step 6: Final answer
    x = 43,229.31

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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.