Home / 75,903.87-113,775.62-25,289.20

Finding the Fourth Proportional to 75,903.87, 113,775.62 and 25,289.20

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Solution

The fourth proportional to 75,903.87, 113,775.62 and 25,289.20 is: 37,907.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,903.87 : 113,775.62 = 25,289.20 : x
  2. Step 2: Convert to fraction form
    75,903.87/113,775.62 = 25,289.20/x
  3. Step 3: Cross multiply
    75,903.87x = 113,775.62 × 25,289.20
  4. Step 4: Simplify right side
    75,903.87x = 2,877,293,998.42
  5. Step 5: Solve for x
    x = 2,877,293,998.42/75,903.87
  6. Step 6: Final answer
    x = 37,907.08

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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.