Home / 112,874.06-155,790.51-67,562.16

Finding the Fourth Proportional to 112,874.06, 155,790.51 and 67,562.16

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Solution

The fourth proportional to 112,874.06, 155,790.51 and 67,562.16 is: 93,250.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,874.06 : 155,790.51 = 67,562.16 : x
  2. Step 2: Convert to fraction form
    112,874.06/155,790.51 = 67,562.16/x
  3. Step 3: Cross multiply
    112,874.06x = 155,790.51 × 67,562.16
  4. Step 4: Simplify right side
    112,874.06x = 10,525,542,525.53
  5. Step 5: Solve for x
    x = 10,525,542,525.53/112,874.06
  6. Step 6: Final answer
    x = 93,250.32

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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.