Home / 92,012.04-138,043.20-32,853.72

Finding the Fourth Proportional to 92,012.04, 138,043.20 and 32,853.72

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Solution

The fourth proportional to 92,012.04, 138,043.20 and 32,853.72 is: 49,289.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,012.04 : 138,043.20 = 32,853.72 : x
  2. Step 2: Convert to fraction form
    92,012.04/138,043.20 = 32,853.72/x
  3. Step 3: Cross multiply
    92,012.04x = 138,043.20 × 32,853.72
  4. Step 4: Simplify right side
    92,012.04x = 4,535,232,640.70
  5. Step 5: Solve for x
    x = 4,535,232,640.70/92,012.04
  6. Step 6: Final answer
    x = 49,289.56

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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.