Home / 67,213.72-92,744.08-38,528.10

Finding the Fourth Proportional to 67,213.72, 92,744.08 and 38,528.10

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Solution

The fourth proportional to 67,213.72, 92,744.08 and 38,528.10 is: 53,162.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,213.72 : 92,744.08 = 38,528.10 : x
  2. Step 2: Convert to fraction form
    67,213.72/92,744.08 = 38,528.10/x
  3. Step 3: Cross multiply
    67,213.72x = 92,744.08 × 38,528.10
  4. Step 4: Simplify right side
    67,213.72x = 3,573,253,188.65
  5. Step 5: Solve for x
    x = 3,573,253,188.65/67,213.72
  6. Step 6: Final answer
    x = 53,162.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.