Home / 75,699.18-113,570.98-22,392.57

Finding the Fourth Proportional to 75,699.18, 113,570.98 and 22,392.57

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Solution

The fourth proportional to 75,699.18, 113,570.98 and 22,392.57 is: 33,595.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,699.18 : 113,570.98 = 22,392.57 : x
  2. Step 2: Convert to fraction form
    75,699.18/113,570.98 = 22,392.57/x
  3. Step 3: Cross multiply
    75,699.18x = 113,570.98 × 22,392.57
  4. Step 4: Simplify right side
    75,699.18x = 2,543,146,119.62
  5. Step 5: Solve for x
    x = 2,543,146,119.62/75,699.18
  6. Step 6: Final answer
    x = 33,595.42

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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.