Home / 90,671.58-136,007.19-24,111.72

Finding the Fourth Proportional to 90,671.58, 136,007.19 and 24,111.72

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Solution

The fourth proportional to 90,671.58, 136,007.19 and 24,111.72 is: 36,167.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,671.58 : 136,007.19 = 24,111.72 : x
  2. Step 2: Convert to fraction form
    90,671.58/136,007.19 = 24,111.72/x
  3. Step 3: Cross multiply
    90,671.58x = 136,007.19 × 24,111.72
  4. Step 4: Simplify right side
    90,671.58x = 3,279,367,283.27
  5. Step 5: Solve for x
    x = 3,279,367,283.27/90,671.58
  6. Step 6: Final answer
    x = 36,167.53

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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.