Home / 99,206.29-148,653.88-84,354.13

Finding the Fourth Proportional to 99,206.29, 148,653.88 and 84,354.13

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Solution

The fourth proportional to 99,206.29, 148,653.88 and 84,354.13 is: 126,398.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,206.29 : 148,653.88 = 84,354.13 : x
  2. Step 2: Convert to fraction form
    99,206.29/148,653.88 = 84,354.13/x
  3. Step 3: Cross multiply
    99,206.29x = 148,653.88 × 84,354.13
  4. Step 4: Simplify right side
    99,206.29x = 12,539,568,718.52
  5. Step 5: Solve for x
    x = 12,539,568,718.52/99,206.29
  6. Step 6: Final answer
    x = 126,398.93

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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.