Home / 63,728.37-95,624.69-45,127.94

Finding the Fourth Proportional to 63,728.37, 95,624.69 and 45,127.94

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Solution

The fourth proportional to 63,728.37, 95,624.69 and 45,127.94 is: 67,714.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,728.37 : 95,624.69 = 45,127.94 : x
  2. Step 2: Convert to fraction form
    63,728.37/95,624.69 = 45,127.94/x
  3. Step 3: Cross multiply
    63,728.37x = 95,624.69 × 45,127.94
  4. Step 4: Simplify right side
    63,728.37x = 4,315,344,569.08
  5. Step 5: Solve for x
    x = 4,315,344,569.08/63,728.37
  6. Step 6: Final answer
    x = 67,714.65

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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.