Home / 84,103.12-126,133.16-24,924.96

Finding the Fourth Proportional to 84,103.12, 126,133.16 and 24,924.96

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Solution

The fourth proportional to 84,103.12, 126,133.16 and 24,924.96 is: 37,381.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,103.12 : 126,133.16 = 24,924.96 : x
  2. Step 2: Convert to fraction form
    84,103.12/126,133.16 = 24,924.96/x
  3. Step 3: Cross multiply
    84,103.12x = 126,133.16 × 24,924.96
  4. Step 4: Simplify right side
    84,103.12x = 3,143,863,967.67
  5. Step 5: Solve for x
    x = 3,143,863,967.67/84,103.12
  6. Step 6: Final answer
    x = 37,381.06

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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.