Home / 84,373.64-126,575.02-34,480.84

Finding the Fourth Proportional to 84,373.64, 126,575.02 and 34,480.84

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Solution

The fourth proportional to 84,373.64, 126,575.02 and 34,480.84 is: 51,727.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,373.64 : 126,575.02 = 34,480.84 : x
  2. Step 2: Convert to fraction form
    84,373.64/126,575.02 = 34,480.84/x
  3. Step 3: Cross multiply
    84,373.64x = 126,575.02 × 34,480.84
  4. Step 4: Simplify right side
    84,373.64x = 4,364,413,012.62
  5. Step 5: Solve for x
    x = 4,364,413,012.62/84,373.64
  6. Step 6: Final answer
    x = 51,727.21

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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.