Home / 131,885.04-182,014.38-75,304.92

Finding the Fourth Proportional to 131,885.04, 182,014.38 and 75,304.92

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Solution

The fourth proportional to 131,885.04, 182,014.38 and 75,304.92 is: 103,928.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,885.04 : 182,014.38 = 75,304.92 : x
  2. Step 2: Convert to fraction form
    131,885.04/182,014.38 = 75,304.92/x
  3. Step 3: Cross multiply
    131,885.04x = 182,014.38 × 75,304.92
  4. Step 4: Simplify right side
    131,885.04x = 13,706,578,324.75
  5. Step 5: Solve for x
    x = 13,706,578,324.75/131,885.04
  6. Step 6: Final answer
    x = 103,928.23

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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.