Home / 79,760.08-110,065.48-45,744.96

Finding the Fourth Proportional to 79,760.08, 110,065.48 and 45,744.96

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Solution

The fourth proportional to 79,760.08, 110,065.48 and 45,744.96 is: 63,126.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,760.08 : 110,065.48 = 45,744.96 : x
  2. Step 2: Convert to fraction form
    79,760.08/110,065.48 = 45,744.96/x
  3. Step 3: Cross multiply
    79,760.08x = 110,065.48 × 45,744.96
  4. Step 4: Simplify right side
    79,760.08x = 5,034,940,979.98
  5. Step 5: Solve for x
    x = 5,034,940,979.98/79,760.08
  6. Step 6: Final answer
    x = 63,126.08

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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.