Home / 92,704.03-138,959.08-42,816.85

Finding the Fourth Proportional to 92,704.03, 138,959.08 and 42,816.85

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Solution

The fourth proportional to 92,704.03, 138,959.08 and 42,816.85 is: 64,180.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,704.03 : 138,959.08 = 42,816.85 : x
  2. Step 2: Convert to fraction form
    92,704.03/138,959.08 = 42,816.85/x
  3. Step 3: Cross multiply
    92,704.03x = 138,959.08 × 42,816.85
  4. Step 4: Simplify right side
    92,704.03x = 5,949,789,442.04
  5. Step 5: Solve for x
    x = 5,949,789,442.04/92,704.03
  6. Step 6: Final answer
    x = 64,180.49

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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.