Home / 216,146.29-324,234.99-83,026.56

Finding the Fourth Proportional to 216,146.29, 324,234.99 and 83,026.56

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Solution

The fourth proportional to 216,146.29, 324,234.99 and 83,026.56 is: 124,545.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,146.29 : 324,234.99 = 83,026.56 : x
  2. Step 2: Convert to fraction form
    216,146.29/324,234.99 = 83,026.56/x
  3. Step 3: Cross multiply
    216,146.29x = 324,234.99 × 83,026.56
  4. Step 4: Simplify right side
    216,146.29x = 26,920,115,851.33
  5. Step 5: Solve for x
    x = 26,920,115,851.33/216,146.29
  6. Step 6: Final answer
    x = 124,545.82

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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.