Home / 137,984.76-207,899.20-124,673.22

Finding the Fourth Proportional to 137,984.76, 207,899.20 and 124,673.22

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Solution

The fourth proportional to 137,984.76, 207,899.20 and 124,673.22 is: 187,842.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,984.76 : 207,899.20 = 124,673.22 : x
  2. Step 2: Convert to fraction form
    137,984.76/207,899.20 = 124,673.22/x
  3. Step 3: Cross multiply
    137,984.76x = 207,899.20 × 124,673.22
  4. Step 4: Simplify right side
    137,984.76x = 25,919,462,699.42
  5. Step 5: Solve for x
    x = 25,919,462,699.42/137,984.76
  6. Step 6: Final answer
    x = 187,842.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.