Home / 112,599.38-155,389.41-62,299.22

Finding the Fourth Proportional to 112,599.38, 155,389.41 and 62,299.22

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Solution

The fourth proportional to 112,599.38, 155,389.41 and 62,299.22 is: 85,974.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,599.38 : 155,389.41 = 62,299.22 : x
  2. Step 2: Convert to fraction form
    112,599.38/155,389.41 = 62,299.22/x
  3. Step 3: Cross multiply
    112,599.38x = 155,389.41 × 62,299.22
  4. Step 4: Simplify right side
    112,599.38x = 9,680,639,039.26
  5. Step 5: Solve for x
    x = 9,680,639,039.26/112,599.38
  6. Step 6: Final answer
    x = 85,974.18

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1.5x scale

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.