Home / 311,027.10-466,540.65-124,172.70

Finding the Fourth Proportional to 311,027.10, 466,540.65 and 124,172.70

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Solution

The fourth proportional to 311,027.10, 466,540.65 and 124,172.70 is: 186,259.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,027.10 : 466,540.65 = 124,172.70 : x
  2. Step 2: Convert to fraction form
    311,027.10/466,540.65 = 124,172.70/x
  3. Step 3: Cross multiply
    311,027.10x = 466,540.65 × 124,172.70
  4. Step 4: Simplify right side
    311,027.10x = 57,931,612,170.26
  5. Step 5: Solve for x
    x = 57,931,612,170.26/311,027.10
  6. Step 6: Final answer
    x = 186,259.05

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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.