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Finding the Fourth Proportional to 134,543.68, 201,808 and 41,042.08

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Solution

The fourth proportional to 134,543.68, 201,808 and 41,042.08 is: 61,560.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,543.68 : 201,808 = 41,042.08 : x
  2. Step 2: Convert to fraction form
    134,543.68/201,808 = 41,042.08/x
  3. Step 3: Cross multiply
    134,543.68x = 201,808 × 41,042.08
  4. Step 4: Simplify right side
    134,543.68x = 8,282,620,080.64
  5. Step 5: Solve for x
    x = 8,282,620,080.64/134,543.68
  6. Step 6: Final answer
    x = 61,560.83

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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.