Home / 75,080.34-103,609.49-41,088.15

Finding the Fourth Proportional to 75,080.34, 103,609.49 and 41,088.15

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Solution

The fourth proportional to 75,080.34, 103,609.49 and 41,088.15 is: 56,700.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,080.34 : 103,609.49 = 41,088.15 : x
  2. Step 2: Convert to fraction form
    75,080.34/103,609.49 = 41,088.15/x
  3. Step 3: Cross multiply
    75,080.34x = 103,609.49 × 41,088.15
  4. Step 4: Simplify right side
    75,080.34x = 4,257,121,672.57
  5. Step 5: Solve for x
    x = 4,257,121,672.57/75,080.34
  6. Step 6: Final answer
    x = 56,700.88

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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.