Home / 73,974.98-101,965.52-57,813.75

Finding the Fourth Proportional to 73,974.98, 101,965.52 and 57,813.75

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Solution

The fourth proportional to 73,974.98, 101,965.52 and 57,813.75 is: 79,689.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,974.98 : 101,965.52 = 57,813.75 : x
  2. Step 2: Convert to fraction form
    73,974.98/101,965.52 = 57,813.75/x
  3. Step 3: Cross multiply
    73,974.98x = 101,965.52 × 57,813.75
  4. Step 4: Simplify right side
    73,974.98x = 5,895,009,226.43
  5. Step 5: Solve for x
    x = 5,895,009,226.43/73,974.98
  6. Step 6: Final answer
    x = 79,689.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.