Home / 67,137.08-100,642.72-22,732.76

Finding the Fourth Proportional to 67,137.08, 100,642.72 and 22,732.76

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Solution

The fourth proportional to 67,137.08, 100,642.72 and 22,732.76 is: 34,077.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,137.08 : 100,642.72 = 22,732.76 : x
  2. Step 2: Convert to fraction form
    67,137.08/100,642.72 = 22,732.76/x
  3. Step 3: Cross multiply
    67,137.08x = 100,642.72 × 22,732.76
  4. Step 4: Simplify right side
    67,137.08x = 2,287,886,799.51
  5. Step 5: Solve for x
    x = 2,287,886,799.51/67,137.08
  6. Step 6: Final answer
    x = 34,077.84

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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.