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Finding the Fourth Proportional to 173,748.96, 239,794.56 and 98,282.88

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Solution

The fourth proportional to 173,748.96, 239,794.56 and 98,282.88 is: 135,642.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,748.96 : 239,794.56 = 98,282.88 : x
  2. Step 2: Convert to fraction form
    173,748.96/239,794.56 = 98,282.88/x
  3. Step 3: Cross multiply
    173,748.96x = 239,794.56 × 98,282.88
  4. Step 4: Simplify right side
    173,748.96x = 23,567,699,965.13
  5. Step 5: Solve for x
    x = 23,567,699,965.13/173,748.96
  6. Step 6: Final answer
    x = 135,642.25

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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.