Home / 112,836.24-169,254.56-28,596.38

Finding the Fourth Proportional to 112,836.24, 169,254.56 and 28,596.38

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Solution

The fourth proportional to 112,836.24, 169,254.56 and 28,596.38 is: 42,894.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,836.24 : 169,254.56 = 28,596.38 : x
  2. Step 2: Convert to fraction form
    112,836.24/169,254.56 = 28,596.38/x
  3. Step 3: Cross multiply
    112,836.24x = 169,254.56 × 28,596.38
  4. Step 4: Simplify right side
    112,836.24x = 4,840,066,939.71
  5. Step 5: Solve for x
    x = 4,840,066,939.71/112,836.24
  6. Step 6: Final answer
    x = 42,894.61

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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.