Home / 84,719.42-127,035.74-44,759.86

Finding the Fourth Proportional to 84,719.42, 127,035.74 and 44,759.86

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Solution

The fourth proportional to 84,719.42, 127,035.74 and 44,759.86 is: 67,116.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,719.42 : 127,035.74 = 44,759.86 : x
  2. Step 2: Convert to fraction form
    84,719.42/127,035.74 = 44,759.86/x
  3. Step 3: Cross multiply
    84,719.42x = 127,035.74 × 44,759.86
  4. Step 4: Simplify right side
    84,719.42x = 5,686,101,396.01
  5. Step 5: Solve for x
    x = 5,686,101,396.01/84,719.42
  6. Step 6: Final answer
    x = 67,116.86

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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.