Home / 226,191.67-312,182.90-130,753.69

Finding the Fourth Proportional to 226,191.67, 312,182.90 and 130,753.69

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Solution

The fourth proportional to 226,191.67, 312,182.90 and 130,753.69 is: 180,462.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,191.67 : 312,182.90 = 130,753.69 : x
  2. Step 2: Convert to fraction form
    226,191.67/312,182.90 = 130,753.69/x
  3. Step 3: Cross multiply
    226,191.67x = 312,182.90 × 130,753.69
  4. Step 4: Simplify right side
    226,191.67x = 40,819,066,129.90
  5. Step 5: Solve for x
    x = 40,819,066,129.90/226,191.67
  6. Step 6: Final answer
    x = 180,462.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.