Home / 50,105.12-75,038.40-29,000.70

Finding the Fourth Proportional to 50,105.12, 75,038.40 and 29,000.70

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Solution

The fourth proportional to 50,105.12, 75,038.40 and 29,000.70 is: 43,432.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,105.12 : 75,038.40 = 29,000.70 : x
  2. Step 2: Convert to fraction form
    50,105.12/75,038.40 = 29,000.70/x
  3. Step 3: Cross multiply
    50,105.12x = 75,038.40 × 29,000.70
  4. Step 4: Simplify right side
    50,105.12x = 2,176,166,126.88
  5. Step 5: Solve for x
    x = 2,176,166,126.88/50,105.12
  6. Step 6: Final answer
    x = 43,432.02

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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.