Home / 87,223.23-130,803.12-37,306.98

Finding the Fourth Proportional to 87,223.23, 130,803.12 and 37,306.98

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Solution

The fourth proportional to 87,223.23, 130,803.12 and 37,306.98 is: 55,946.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,223.23 : 130,803.12 = 37,306.98 : x
  2. Step 2: Convert to fraction form
    87,223.23/130,803.12 = 37,306.98/x
  3. Step 3: Cross multiply
    87,223.23x = 130,803.12 × 37,306.98
  4. Step 4: Simplify right side
    87,223.23x = 4,879,869,381.78
  5. Step 5: Solve for x
    x = 4,879,869,381.78/87,223.23
  6. Step 6: Final answer
    x = 55,946.90

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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.