Home / 92,475.69-138,721.74-25,916.63

Finding the Fourth Proportional to 92,475.69, 138,721.74 and 25,916.63

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Solution

The fourth proportional to 92,475.69, 138,721.74 and 25,916.63 is: 38,877.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,475.69 : 138,721.74 = 25,916.63 : x
  2. Step 2: Convert to fraction form
    92,475.69/138,721.74 = 25,916.63/x
  3. Step 3: Cross multiply
    92,475.69x = 138,721.74 × 25,916.63
  4. Step 4: Simplify right side
    92,475.69x = 3,595,199,217.74
  5. Step 5: Solve for x
    x = 3,595,199,217.74/92,475.69
  6. Step 6: Final answer
    x = 38,877.24

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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.