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Finding the Fourth Proportional to 64,273.14, 88,866.18 and 56,292.48

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Solution

The fourth proportional to 64,273.14, 88,866.18 and 56,292.48 is: 77,831.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,273.14 : 88,866.18 = 56,292.48 : x
  2. Step 2: Convert to fraction form
    64,273.14/88,866.18 = 56,292.48/x
  3. Step 3: Cross multiply
    64,273.14x = 88,866.18 × 56,292.48
  4. Step 4: Simplify right side
    64,273.14x = 5,002,497,660.33
  5. Step 5: Solve for x
    x = 5,002,497,660.33/64,273.14
  6. Step 6: Final answer
    x = 77,831.85

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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.