Home / 75,625.47-113,306.58-53,088.30

Finding the Fourth Proportional to 75,625.47, 113,306.58 and 53,088.30

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Solution

The fourth proportional to 75,625.47, 113,306.58 and 53,088.30 is: 79,540.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,625.47 : 113,306.58 = 53,088.30 : x
  2. Step 2: Convert to fraction form
    75,625.47/113,306.58 = 53,088.30/x
  3. Step 3: Cross multiply
    75,625.47x = 113,306.58 × 53,088.30
  4. Step 4: Simplify right side
    75,625.47x = 6,015,253,711.01
  5. Step 5: Solve for x
    x = 6,015,253,711.01/75,625.47
  6. Step 6: Final answer
    x = 79,540.05

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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.