Home / 79,725.42-110,025.82-45,733.68

Finding the Fourth Proportional to 79,725.42, 110,025.82 and 45,733.68

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Solution

The fourth proportional to 79,725.42, 110,025.82 and 45,733.68 is: 63,115.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,725.42 : 110,025.82 = 45,733.68 : x
  2. Step 2: Convert to fraction form
    79,725.42/110,025.82 = 45,733.68/x
  3. Step 3: Cross multiply
    79,725.42x = 110,025.82 × 45,733.68
  4. Step 4: Simplify right side
    79,725.42x = 5,031,885,643.62
  5. Step 5: Solve for x
    x = 5,031,885,643.62/79,725.42
  6. Step 6: Final answer
    x = 63,115.20

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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.