Home / 89,610.67-134,439.06-26,428.24

Finding the Fourth Proportional to 89,610.67, 134,439.06 and 26,428.24

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Solution

The fourth proportional to 89,610.67, 134,439.06 and 26,428.24 is: 39,649.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,610.67 : 134,439.06 = 26,428.24 : x
  2. Step 2: Convert to fraction form
    89,610.67/134,439.06 = 26,428.24/x
  3. Step 3: Cross multiply
    89,610.67x = 134,439.06 × 26,428.24
  4. Step 4: Simplify right side
    89,610.67x = 3,552,987,136.93
  5. Step 5: Solve for x
    x = 3,552,987,136.93/89,610.67
  6. Step 6: Final answer
    x = 39,649.15

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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.