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Finding the Fourth Proportional to 135,359.98, 202,071.19 and 117,650.14

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Solution

The fourth proportional to 135,359.98, 202,071.19 and 117,650.14 is: 175,633.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,359.98 : 202,071.19 = 117,650.14 : x
  2. Step 2: Convert to fraction form
    135,359.98/202,071.19 = 117,650.14/x
  3. Step 3: Cross multiply
    135,359.98x = 202,071.19 × 117,650.14
  4. Step 4: Simplify right side
    135,359.98x = 23,773,703,793.47
  5. Step 5: Solve for x
    x = 23,773,703,793.47/135,359.98
  6. Step 6: Final answer
    x = 175,633.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.