Home / 92,270.69-138,381.16-38,963.03

Finding the Fourth Proportional to 92,270.69, 138,381.16 and 38,963.03

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Solution

The fourth proportional to 92,270.69, 138,381.16 and 38,963.03 is: 58,434.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,270.69 : 138,381.16 = 38,963.03 : x
  2. Step 2: Convert to fraction form
    92,270.69/138,381.16 = 38,963.03/x
  3. Step 3: Cross multiply
    92,270.69x = 138,381.16 × 38,963.03
  4. Step 4: Simplify right side
    92,270.69x = 5,391,748,572.26
  5. Step 5: Solve for x
    x = 5,391,748,572.26/92,270.69
  6. Step 6: Final answer
    x = 58,434.03

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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.