Home / 226,190.67-312,181.52-130,752.69

Finding the Fourth Proportional to 226,190.67, 312,181.52 and 130,752.69

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Solution

The fourth proportional to 226,190.67, 312,181.52 and 130,752.69 is: 180,460.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,190.67 : 312,181.52 = 130,752.69 : x
  2. Step 2: Convert to fraction form
    226,190.67/312,181.52 = 130,752.69/x
  3. Step 3: Cross multiply
    226,190.67x = 312,181.52 × 130,752.69
  4. Step 4: Simplify right side
    226,190.67x = 40,818,572,854.53
  5. Step 5: Solve for x
    x = 40,818,572,854.53/226,190.67
  6. Step 6: Final answer
    x = 180,460.90

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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.