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Finding the Fourth Proportional to 174,419.59, 240,695.98 and 97,939.30

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Solution

The fourth proportional to 174,419.59, 240,695.98 and 97,939.30 is: 135,154.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,419.59 : 240,695.98 = 97,939.30 : x
  2. Step 2: Convert to fraction form
    174,419.59/240,695.98 = 97,939.30/x
  3. Step 3: Cross multiply
    174,419.59x = 240,695.98 × 97,939.30
  4. Step 4: Simplify right side
    174,419.59x = 23,573,595,794.01
  5. Step 5: Solve for x
    x = 23,573,595,794.01/174,419.59
  6. Step 6: Final answer
    x = 135,154.52

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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.