Home / 112,745.86-169,143.02-32,785.22

Finding the Fourth Proportional to 112,745.86, 169,143.02 and 32,785.22

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Solution

The fourth proportional to 112,745.86, 169,143.02 and 32,785.22 is: 49,184.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,745.86 : 169,143.02 = 32,785.22 : x
  2. Step 2: Convert to fraction form
    112,745.86/169,143.02 = 32,785.22/x
  3. Step 3: Cross multiply
    112,745.86x = 169,143.02 × 32,785.22
  4. Step 4: Simplify right side
    112,745.86x = 5,545,391,122.16
  5. Step 5: Solve for x
    x = 5,545,391,122.16/112,745.86
  6. Step 6: Final answer
    x = 49,184.88

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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.