Home / 75,535.74-113,206.50-31,193.64

Finding the Fourth Proportional to 75,535.74, 113,206.50 and 31,193.64

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Solution

The fourth proportional to 75,535.74, 113,206.50 and 31,193.64 is: 46,750.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,535.74 : 113,206.50 = 31,193.64 : x
  2. Step 2: Convert to fraction form
    75,535.74/113,206.50 = 31,193.64/x
  3. Step 3: Cross multiply
    75,535.74x = 113,206.50 × 31,193.64
  4. Step 4: Simplify right side
    75,535.74x = 3,531,322,806.66
  5. Step 5: Solve for x
    x = 3,531,322,806.66/75,535.74
  6. Step 6: Final answer
    x = 46,750.36

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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.