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Finding the Fourth Proportional to 175,108.68, 241,656.02 and 99,655.56

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Solution

The fourth proportional to 175,108.68, 241,656.02 and 99,655.56 is: 137,528.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,108.68 : 241,656.02 = 99,655.56 : x
  2. Step 2: Convert to fraction form
    175,108.68/241,656.02 = 99,655.56/x
  3. Step 3: Cross multiply
    175,108.68x = 241,656.02 × 99,655.56
  4. Step 4: Simplify right side
    175,108.68x = 24,082,366,000.47
  5. Step 5: Solve for x
    x = 24,082,366,000.47/175,108.68
  6. Step 6: Final answer
    x = 137,528.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.