Home / 372,704.10-559,056.15-92,221.35

Finding the Fourth Proportional to 372,704.10, 559,056.15 and 92,221.35

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Solution

The fourth proportional to 372,704.10, 559,056.15 and 92,221.35 is: 138,332.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,704.10 : 559,056.15 = 92,221.35 : x
  2. Step 2: Convert to fraction form
    372,704.10/559,056.15 = 92,221.35/x
  3. Step 3: Cross multiply
    372,704.10x = 559,056.15 × 92,221.35
  4. Step 4: Simplify right side
    372,704.10x = 51,556,912,878.80
  5. Step 5: Solve for x
    x = 51,556,912,878.80/372,704.10
  6. Step 6: Final answer
    x = 138,332.03

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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.