Home / 63,515.20-87,656.36-35,230

Finding the Fourth Proportional to 63,515.20, 87,656.36 and 35,230

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Solution

The fourth proportional to 63,515.20, 87,656.36 and 35,230 is: 48,620.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,515.20 : 87,656.36 = 35,230 : x
  2. Step 2: Convert to fraction form
    63,515.20/87,656.36 = 35,230/x
  3. Step 3: Cross multiply
    63,515.20x = 87,656.36 × 35,230
  4. Step 4: Simplify right side
    63,515.20x = 3,088,133,562.80
  5. Step 5: Solve for x
    x = 3,088,133,562.80/63,515.20
  6. Step 6: Final answer
    x = 48,620.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.