Home / 75,425.15-113,135.96-37,975.16

Finding the Fourth Proportional to 75,425.15, 113,135.96 and 37,975.16

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Solution

The fourth proportional to 75,425.15, 113,135.96 and 37,975.16 is: 56,961.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,425.15 : 113,135.96 = 37,975.16 : x
  2. Step 2: Convert to fraction form
    75,425.15/113,135.96 = 37,975.16/x
  3. Step 3: Cross multiply
    75,425.15x = 113,135.96 × 37,975.16
  4. Step 4: Simplify right side
    75,425.15x = 4,296,356,560.53
  5. Step 5: Solve for x
    x = 4,296,356,560.53/75,425.15
  6. Step 6: Final answer
    x = 56,961.86

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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.