Home / 48,792.41-67,352.10-31,800.79

Finding the Fourth Proportional to 48,792.41, 67,352.10 and 31,800.79

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Solution

The fourth proportional to 48,792.41, 67,352.10 and 31,800.79 is: 43,897.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,792.41 : 67,352.10 = 31,800.79 : x
  2. Step 2: Convert to fraction form
    48,792.41/67,352.10 = 31,800.79/x
  3. Step 3: Cross multiply
    48,792.41x = 67,352.10 × 31,800.79
  4. Step 4: Simplify right side
    48,792.41x = 2,141,849,819.78
  5. Step 5: Solve for x
    x = 2,141,849,819.78/48,792.41
  6. Step 6: Final answer
    x = 43,897.20

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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.