Home / 84,117.83-126,157.30-24,939.23

Finding the Fourth Proportional to 84,117.83, 126,157.30 and 24,939.23

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Solution

The fourth proportional to 84,117.83, 126,157.30 and 24,939.23 is: 37,403.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,117.83 : 126,157.30 = 24,939.23 : x
  2. Step 2: Convert to fraction form
    84,117.83/126,157.30 = 24,939.23/x
  3. Step 3: Cross multiply
    84,117.83x = 126,157.30 × 24,939.23
  4. Step 4: Simplify right side
    84,117.83x = 3,146,266,173.92
  5. Step 5: Solve for x
    x = 3,146,266,173.92/84,117.83
  6. Step 6: Final answer
    x = 37,403.08

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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.