Home / 84,835.28-127,209.42-44,875.84

Finding the Fourth Proportional to 84,835.28, 127,209.42 and 44,875.84

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Solution

The fourth proportional to 84,835.28, 127,209.42 and 44,875.84 is: 67,290.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,835.28 : 127,209.42 = 44,875.84 : x
  2. Step 2: Convert to fraction form
    84,835.28/127,209.42 = 44,875.84/x
  3. Step 3: Cross multiply
    84,835.28x = 127,209.42 × 44,875.84
  4. Step 4: Simplify right side
    84,835.28x = 5,708,629,578.41
  5. Step 5: Solve for x
    x = 5,708,629,578.41/84,835.28
  6. Step 6: Final answer
    x = 67,290.75

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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.