Home / 80,768.60-111,458.18-44,957.69

Finding the Fourth Proportional to 80,768.60, 111,458.18 and 44,957.69

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Solution

The fourth proportional to 80,768.60, 111,458.18 and 44,957.69 is: 62,040.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,768.60 : 111,458.18 = 44,957.69 : x
  2. Step 2: Convert to fraction form
    80,768.60/111,458.18 = 44,957.69/x
  3. Step 3: Cross multiply
    80,768.60x = 111,458.18 × 44,957.69
  4. Step 4: Simplify right side
    80,768.60x = 5,010,901,859.51
  5. Step 5: Solve for x
    x = 5,010,901,859.51/80,768.60
  6. Step 6: Final answer
    x = 62,040.23

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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.