Home / 155,213.68-232,863.50-61,785.04

Finding the Fourth Proportional to 155,213.68, 232,863.50 and 61,785.04

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Solution

The fourth proportional to 155,213.68, 232,863.50 and 61,785.04 is: 92,694.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,213.68 : 232,863.50 = 61,785.04 : x
  2. Step 2: Convert to fraction form
    155,213.68/232,863.50 = 61,785.04/x
  3. Step 3: Cross multiply
    155,213.68x = 232,863.50 × 61,785.04
  4. Step 4: Simplify right side
    155,213.68x = 14,387,480,662.04
  5. Step 5: Solve for x
    x = 14,387,480,662.04/155,213.68
  6. Step 6: Final answer
    x = 92,694.67

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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.