Home / 272,617.45-408,897.01-95,127.82

Finding the Fourth Proportional to 272,617.45, 408,897.01 and 95,127.82

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Solution

The fourth proportional to 272,617.45, 408,897.01 and 95,127.82 is: 142,681.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,617.45 : 408,897.01 = 95,127.82 : x
  2. Step 2: Convert to fraction form
    272,617.45/408,897.01 = 95,127.82/x
  3. Step 3: Cross multiply
    272,617.45x = 408,897.01 × 95,127.82
  4. Step 4: Simplify right side
    272,617.45x = 38,897,480,262.49
  5. Step 5: Solve for x
    x = 38,897,480,262.49/272,617.45
  6. Step 6: Final answer
    x = 142,681.55

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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.