Home / 75,955.32-113,858.10-26,672.76

Finding the Fourth Proportional to 75,955.32, 113,858.10 and 26,672.76

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Solution

The fourth proportional to 75,955.32, 113,858.10 and 26,672.76 is: 39,982.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,955.32 : 113,858.10 = 26,672.76 : x
  2. Step 2: Convert to fraction form
    75,955.32/113,858.10 = 26,672.76/x
  3. Step 3: Cross multiply
    75,955.32x = 113,858.10 × 26,672.76
  4. Step 4: Simplify right side
    75,955.32x = 3,036,909,775.36
  5. Step 5: Solve for x
    x = 3,036,909,775.36/75,955.32
  6. Step 6: Final answer
    x = 39,982.84

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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.