Home / 56,924.10-78,554.34-31,433.08

Finding the Fourth Proportional to 56,924.10, 78,554.34 and 31,433.08

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Solution

The fourth proportional to 56,924.10, 78,554.34 and 31,433.08 is: 43,377.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,924.10 : 78,554.34 = 31,433.08 : x
  2. Step 2: Convert to fraction form
    56,924.10/78,554.34 = 31,433.08/x
  3. Step 3: Cross multiply
    56,924.10x = 78,554.34 × 31,433.08
  4. Step 4: Simplify right side
    56,924.10x = 2,469,204,853.57
  5. Step 5: Solve for x
    x = 2,469,204,853.57/56,924.10
  6. Step 6: Final answer
    x = 43,377.14

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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.