Home / 89,420.61-134,151.66-26,238.18

Finding the Fourth Proportional to 89,420.61, 134,151.66 and 26,238.18

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Solution

The fourth proportional to 89,420.61, 134,151.66 and 26,238.18 is: 39,363.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,420.61 : 134,151.66 = 26,238.18 : x
  2. Step 2: Convert to fraction form
    89,420.61/134,151.66 = 26,238.18/x
  3. Step 3: Cross multiply
    89,420.61x = 134,151.66 × 26,238.18
  4. Step 4: Simplify right side
    89,420.61x = 3,519,895,402.38
  5. Step 5: Solve for x
    x = 3,519,895,402.38/89,420.61
  6. Step 6: Final answer
    x = 39,363.36

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1.5x scale

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.