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Finding the Fourth Proportional to 272,006.64, 375,248.16 and 181,274.04

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Solution

The fourth proportional to 272,006.64, 375,248.16 and 181,274.04 is: 250,077.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,006.64 : 375,248.16 = 181,274.04 : x
  2. Step 2: Convert to fraction form
    272,006.64/375,248.16 = 181,274.04/x
  3. Step 3: Cross multiply
    272,006.64x = 375,248.16 × 181,274.04
  4. Step 4: Simplify right side
    272,006.64x = 68,022,749,965.77
  5. Step 5: Solve for x
    x = 68,022,749,965.77/272,006.64
  6. Step 6: Final answer
    x = 250,077.53

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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.