Home / 47,227.15-70,470.73-42,262.66

Finding the Fourth Proportional to 47,227.15, 70,470.73 and 42,262.66

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Solution

The fourth proportional to 47,227.15, 70,470.73 and 42,262.66 is: 63,062.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,227.15 : 70,470.73 = 42,262.66 : x
  2. Step 2: Convert to fraction form
    47,227.15/70,470.73 = 42,262.66/x
  3. Step 3: Cross multiply
    47,227.15x = 70,470.73 × 42,262.66
  4. Step 4: Simplify right side
    47,227.15x = 2,978,280,761.72
  5. Step 5: Solve for x
    x = 2,978,280,761.72/47,227.15
  6. Step 6: Final answer
    x = 63,062.89

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.