Home / 75,801.53-113,560.13-63,401.24

Finding the Fourth Proportional to 75,801.53, 113,560.13 and 63,401.24

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Solution

The fourth proportional to 75,801.53, 113,560.13 and 63,401.24 is: 94,982.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,801.53 : 113,560.13 = 63,401.24 : x
  2. Step 2: Convert to fraction form
    75,801.53/113,560.13 = 63,401.24/x
  3. Step 3: Cross multiply
    75,801.53x = 113,560.13 × 63,401.24
  4. Step 4: Simplify right side
    75,801.53x = 7,199,852,171.75
  5. Step 5: Solve for x
    x = 7,199,852,171.75/75,801.53
  6. Step 6: Final answer
    x = 94,982.95

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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.