Home / 48,598.71-67,078.73-31,645.27

Finding the Fourth Proportional to 48,598.71, 67,078.73 and 31,645.27

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Solution

The fourth proportional to 48,598.71, 67,078.73 and 31,645.27 is: 43,678.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,598.71 : 67,078.73 = 31,645.27 : x
  2. Step 2: Convert to fraction form
    48,598.71/67,078.73 = 31,645.27/x
  3. Step 3: Cross multiply
    48,598.71x = 67,078.73 × 31,645.27
  4. Step 4: Simplify right side
    48,598.71x = 2,122,724,522.11
  5. Step 5: Solve for x
    x = 2,122,724,522.11/48,598.71
  6. Step 6: Final answer
    x = 43,678.62

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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.