Home / 56,186.20-84,279.30-51,002.20

Finding the Fourth Proportional to 56,186.20, 84,279.30 and 51,002.20

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Solution

The fourth proportional to 56,186.20, 84,279.30 and 51,002.20 is: 76,503.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,186.20 : 84,279.30 = 51,002.20 : x
  2. Step 2: Convert to fraction form
    56,186.20/84,279.30 = 51,002.20/x
  3. Step 3: Cross multiply
    56,186.20x = 84,279.30 × 51,002.20
  4. Step 4: Simplify right side
    56,186.20x = 4,298,429,714.46
  5. Step 5: Solve for x
    x = 4,298,429,714.46/56,186.20
  6. Step 6: Final answer
    x = 76,503.30

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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.