Home / 84,501.02-126,743.30-22,171.52

Finding the Fourth Proportional to 84,501.02, 126,743.30 and 22,171.52

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Solution

The fourth proportional to 84,501.02, 126,743.30 and 22,171.52 is: 33,255.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,501.02 : 126,743.30 = 22,171.52 : x
  2. Step 2: Convert to fraction form
    84,501.02/126,743.30 = 22,171.52/x
  3. Step 3: Cross multiply
    84,501.02x = 126,743.30 × 22,171.52
  4. Step 4: Simplify right side
    84,501.02x = 2,810,091,899.96
  5. Step 5: Solve for x
    x = 2,810,091,899.96/84,501.02
  6. Step 6: Final answer
    x = 33,255.12

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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.