Home / 85,276.30-127,841.51-32,723.50

Finding the Fourth Proportional to 85,276.30, 127,841.51 and 32,723.50

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Solution

The fourth proportional to 85,276.30, 127,841.51 and 32,723.50 is: 49,057.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,276.30 : 127,841.51 = 32,723.50 : x
  2. Step 2: Convert to fraction form
    85,276.30/127,841.51 = 32,723.50/x
  3. Step 3: Cross multiply
    85,276.30x = 127,841.51 × 32,723.50
  4. Step 4: Simplify right side
    85,276.30x = 4,183,421,652.49
  5. Step 5: Solve for x
    x = 4,183,421,652.49/85,276.30
  6. Step 6: Final answer
    x = 49,057.26

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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.