Home / 103,649.49-154,717.23-88,952.85

Finding the Fourth Proportional to 103,649.49, 154,717.23 and 88,952.85

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Solution

The fourth proportional to 103,649.49, 154,717.23 and 88,952.85 is: 132,779.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,649.49 : 154,717.23 = 88,952.85 : x
  2. Step 2: Convert to fraction form
    103,649.49/154,717.23 = 88,952.85/x
  3. Step 3: Cross multiply
    103,649.49x = 154,717.23 × 88,952.85
  4. Step 4: Simplify right side
    103,649.49x = 13,762,538,552.61
  5. Step 5: Solve for x
    x = 13,762,538,552.61/103,649.49
  6. Step 6: Final answer
    x = 132,779.61

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.