Home / 80,644.10-111,282.55-44,831.93

Finding the Fourth Proportional to 80,644.10, 111,282.55 and 44,831.93

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Solution

The fourth proportional to 80,644.10, 111,282.55 and 44,831.93 is: 61,864.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,644.10 : 111,282.55 = 44,831.93 : x
  2. Step 2: Convert to fraction form
    80,644.10/111,282.55 = 44,831.93/x
  3. Step 3: Cross multiply
    80,644.10x = 111,282.55 × 44,831.93
  4. Step 4: Simplify right side
    80,644.10x = 4,989,010,823.33
  5. Step 5: Solve for x
    x = 4,989,010,823.33/80,644.10
  6. Step 6: Final answer
    x = 61,864.55

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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.