Home / 83,269.22-124,905.38-27,109.13

Finding the Fourth Proportional to 83,269.22, 124,905.38 and 27,109.13

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Solution

The fourth proportional to 83,269.22, 124,905.38 and 27,109.13 is: 40,664.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,269.22 : 124,905.38 = 27,109.13 : x
  2. Step 2: Convert to fraction form
    83,269.22/124,905.38 = 27,109.13/x
  3. Step 3: Cross multiply
    83,269.22x = 124,905.38 × 27,109.13
  4. Step 4: Simplify right side
    83,269.22x = 3,386,075,424.05
  5. Step 5: Solve for x
    x = 3,386,075,424.05/83,269.22
  6. Step 6: Final answer
    x = 40,664.19

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1.5x scale

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.