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Finding the Fourth Proportional to 174,752.64, 241,179.12 and 99,312.48

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Solution

The fourth proportional to 174,752.64, 241,179.12 and 99,312.48 is: 137,062.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,752.64 : 241,179.12 = 99,312.48 : x
  2. Step 2: Convert to fraction form
    174,752.64/241,179.12 = 99,312.48/x
  3. Step 3: Cross multiply
    174,752.64x = 241,179.12 × 99,312.48
  4. Step 4: Simplify right side
    174,752.64x = 23,952,096,531.42
  5. Step 5: Solve for x
    x = 23,952,096,531.42/174,752.64
  6. Step 6: Final answer
    x = 137,062.86

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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.