Home / 92,876.28-139,296.66-26,300.40

Finding the Fourth Proportional to 92,876.28, 139,296.66 and 26,300.40

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Solution

The fourth proportional to 92,876.28, 139,296.66 and 26,300.40 is: 39,445.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,876.28 : 139,296.66 = 26,300.40 : x
  2. Step 2: Convert to fraction form
    92,876.28/139,296.66 = 26,300.40/x
  3. Step 3: Cross multiply
    92,876.28x = 139,296.66 × 26,300.40
  4. Step 4: Simplify right side
    92,876.28x = 3,663,557,876.66
  5. Step 5: Solve for x
    x = 3,663,557,876.66/92,876.28
  6. Step 6: Final answer
    x = 39,445.57

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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.