Home / 92,443.19-138,668.24-25,881.59

Finding the Fourth Proportional to 92,443.19, 138,668.24 and 25,881.59

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Solution

The fourth proportional to 92,443.19, 138,668.24 and 25,881.59 is: 38,823.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,443.19 : 138,668.24 = 25,881.59 : x
  2. Step 2: Convert to fraction form
    92,443.19/138,668.24 = 25,881.59/x
  3. Step 3: Cross multiply
    92,443.19x = 138,668.24 × 25,881.59
  4. Step 4: Simplify right side
    92,443.19x = 3,588,954,799.49
  5. Step 5: Solve for x
    x = 3,588,954,799.49/92,443.19
  6. Step 6: Final answer
    x = 38,823.35

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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.