Home / 89,611.41-134,417.50-36,304.43

Finding the Fourth Proportional to 89,611.41, 134,417.50 and 36,304.43

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Solution

The fourth proportional to 89,611.41, 134,417.50 and 36,304.43 is: 54,456.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,611.41 : 134,417.50 = 36,304.43 : x
  2. Step 2: Convert to fraction form
    89,611.41/134,417.50 = 36,304.43/x
  3. Step 3: Cross multiply
    89,611.41x = 134,417.50 × 36,304.43
  4. Step 4: Simplify right side
    89,611.41x = 4,879,949,956.68
  5. Step 5: Solve for x
    x = 4,879,949,956.68/89,611.41
  6. Step 6: Final answer
    x = 54,456.79

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1.5x scale

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.