Home / 227,126.10-340,764.98-100,748.91

Finding the Fourth Proportional to 227,126.10, 340,764.98 and 100,748.91

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Solution

The fourth proportional to 227,126.10, 340,764.98 and 100,748.91 is: 151,157.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,126.10 : 340,764.98 = 100,748.91 : x
  2. Step 2: Convert to fraction form
    227,126.10/340,764.98 = 100,748.91/x
  3. Step 3: Cross multiply
    227,126.10x = 340,764.98 × 100,748.91
  4. Step 4: Simplify right side
    227,126.10x = 34,331,699,797.43
  5. Step 5: Solve for x
    x = 34,331,699,797.43/227,126.10
  6. Step 6: Final answer
    x = 151,157.00

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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.