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Finding the Fourth Proportional to 250,079.88, 375,120.42 and 63,091.38

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Solution

The fourth proportional to 250,079.88, 375,120.42 and 63,091.38 is: 94,637.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,079.88 : 375,120.42 = 63,091.38 : x
  2. Step 2: Convert to fraction form
    250,079.88/375,120.42 = 63,091.38/x
  3. Step 3: Cross multiply
    250,079.88x = 375,120.42 × 63,091.38
  4. Step 4: Simplify right side
    250,079.88x = 23,666,864,963.98
  5. Step 5: Solve for x
    x = 23,666,864,963.98/250,079.88
  6. Step 6: Final answer
    x = 94,637.22

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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.