Home / 63,472.72-87,589.20-35,178.16

Finding the Fourth Proportional to 63,472.72, 87,589.20 and 35,178.16

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Solution

The fourth proportional to 63,472.72, 87,589.20 and 35,178.16 is: 48,544.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,472.72 : 87,589.20 = 35,178.16 : x
  2. Step 2: Convert to fraction form
    63,472.72/87,589.20 = 35,178.16/x
  3. Step 3: Cross multiply
    63,472.72x = 87,589.20 × 35,178.16
  4. Step 4: Simplify right side
    63,472.72x = 3,081,226,891.87
  5. Step 5: Solve for x
    x = 3,081,226,891.87/63,472.72
  6. Step 6: Final answer
    x = 48,544.11

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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.