Home / 84,311.28-126,510.66-37,553.22

Finding the Fourth Proportional to 84,311.28, 126,510.66 and 37,553.22

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Solution

The fourth proportional to 84,311.28, 126,510.66 and 37,553.22 is: 56,349.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,311.28 : 126,510.66 = 37,553.22 : x
  2. Step 2: Convert to fraction form
    84,311.28/126,510.66 = 37,553.22/x
  3. Step 3: Cross multiply
    84,311.28x = 126,510.66 × 37,553.22
  4. Step 4: Simplify right side
    84,311.28x = 4,750,882,647.33
  5. Step 5: Solve for x
    x = 4,750,882,647.33/84,311.28
  6. Step 6: Final answer
    x = 56,349.31

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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.