Home / 86,746.20-130,119.30-24,416.70

Finding the Fourth Proportional to 86,746.20, 130,119.30 and 24,416.70

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Solution

The fourth proportional to 86,746.20, 130,119.30 and 24,416.70 is: 36,625.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,746.20 : 130,119.30 = 24,416.70 : x
  2. Step 2: Convert to fraction form
    86,746.20/130,119.30 = 24,416.70/x
  3. Step 3: Cross multiply
    86,746.20x = 130,119.30 × 24,416.70
  4. Step 4: Simplify right side
    86,746.20x = 3,177,083,912.31
  5. Step 5: Solve for x
    x = 3,177,083,912.31/86,746.20
  6. Step 6: Final answer
    x = 36,625.05

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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.