Home / 95,811.20-143,738.40-29,254.40

Finding the Fourth Proportional to 95,811.20, 143,738.40 and 29,254.40

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Solution

The fourth proportional to 95,811.20, 143,738.40 and 29,254.40 is: 43,888.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,811.20 : 143,738.40 = 29,254.40 : x
  2. Step 2: Convert to fraction form
    95,811.20/143,738.40 = 29,254.40/x
  3. Step 3: Cross multiply
    95,811.20x = 143,738.40 × 29,254.40
  4. Step 4: Simplify right side
    95,811.20x = 4,204,980,648.96
  5. Step 5: Solve for x
    x = 4,204,980,648.96/95,811.20
  6. Step 6: Final answer
    x = 43,888.20

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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.