Home / 90,858.57-136,278.27-24,305.42

Finding the Fourth Proportional to 90,858.57, 136,278.27 and 24,305.42

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Solution

The fourth proportional to 90,858.57, 136,278.27 and 24,305.42 is: 36,455.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,858.57 : 136,278.27 = 24,305.42 : x
  2. Step 2: Convert to fraction form
    90,858.57/136,278.27 = 24,305.42/x
  3. Step 3: Cross multiply
    90,858.57x = 136,278.27 × 24,305.42
  4. Step 4: Simplify right side
    90,858.57x = 3,312,300,589.22
  5. Step 5: Solve for x
    x = 3,312,300,589.22/90,858.57
  6. Step 6: Final answer
    x = 36,455.57

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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.