Home / 261,459.43-360,807.01-148,279.75

Finding the Fourth Proportional to 261,459.43, 360,807.01 and 148,279.75

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Solution

The fourth proportional to 261,459.43, 360,807.01 and 148,279.75 is: 204,622.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,459.43 : 360,807.01 = 148,279.75 : x
  2. Step 2: Convert to fraction form
    261,459.43/360,807.01 = 148,279.75/x
  3. Step 3: Cross multiply
    261,459.43x = 360,807.01 × 148,279.75
  4. Step 4: Simplify right side
    261,459.43x = 53,500,373,241.05
  5. Step 5: Solve for x
    x = 53,500,373,241.05/261,459.43
  6. Step 6: Final answer
    x = 204,622.08

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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.