Home / 84,046.23-125,984.30-54,482.85

Finding the Fourth Proportional to 84,046.23, 125,984.30 and 54,482.85

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Solution

The fourth proportional to 84,046.23, 125,984.30 and 54,482.85 is: 81,669.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,046.23 : 125,984.30 = 54,482.85 : x
  2. Step 2: Convert to fraction form
    84,046.23/125,984.30 = 54,482.85/x
  3. Step 3: Cross multiply
    84,046.23x = 125,984.30 × 54,482.85
  4. Step 4: Simplify right side
    84,046.23x = 6,863,983,446.84
  5. Step 5: Solve for x
    x = 6,863,983,446.84/84,046.23
  6. Step 6: Final answer
    x = 81,669.14

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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.