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Finding the Fourth Proportional to 175,357.26, 242,016.72 and 98,892.08

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Solution

The fourth proportional to 175,357.26, 242,016.72 and 98,892.08 is: 136,484.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,357.26 : 242,016.72 = 98,892.08 : x
  2. Step 2: Convert to fraction form
    175,357.26/242,016.72 = 98,892.08/x
  3. Step 3: Cross multiply
    175,357.26x = 242,016.72 × 98,892.08
  4. Step 4: Simplify right side
    175,357.26x = 23,933,536,835.58
  5. Step 5: Solve for x
    x = 23,933,536,835.58/175,357.26
  6. Step 6: Final answer
    x = 136,484.44

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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.