Home / 113,194.71-169,672.98-38,243.79

Finding the Fourth Proportional to 113,194.71, 169,672.98 and 38,243.79

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Solution

The fourth proportional to 113,194.71, 169,672.98 and 38,243.79 is: 57,325.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,194.71 : 169,672.98 = 38,243.79 : x
  2. Step 2: Convert to fraction form
    113,194.71/169,672.98 = 38,243.79/x
  3. Step 3: Cross multiply
    113,194.71x = 169,672.98 × 38,243.79
  4. Step 4: Simplify right side
    113,194.71x = 6,488,937,815.79
  5. Step 5: Solve for x
    x = 6,488,937,815.79/113,194.71
  6. Step 6: Final answer
    x = 57,325.45

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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.