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Finding the Fourth Proportional to 251,079.52, 376,618.92 and 64,091.04

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Solution

The fourth proportional to 251,079.52, 376,618.92 and 64,091.04 is: 96,136.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,079.52 : 376,618.92 = 64,091.04 : x
  2. Step 2: Convert to fraction form
    251,079.52/376,618.92 = 64,091.04/x
  3. Step 3: Cross multiply
    251,079.52x = 376,618.92 × 64,091.04
  4. Step 4: Simplify right side
    251,079.52x = 24,137,898,266.48
  5. Step 5: Solve for x
    x = 24,137,898,266.48/251,079.52
  6. Step 6: Final answer
    x = 96,136.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.