Home / 77,724.43-116,586.65-27,801.52

Finding the Fourth Proportional to 77,724.43, 116,586.65 and 27,801.52

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Solution

The fourth proportional to 77,724.43, 116,586.65 and 27,801.52 is: 41,702.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,724.43 : 116,586.65 = 27,801.52 : x
  2. Step 2: Convert to fraction form
    77,724.43/116,586.65 = 27,801.52/x
  3. Step 3: Cross multiply
    77,724.43x = 116,586.65 × 27,801.52
  4. Step 4: Simplify right side
    77,724.43x = 3,241,286,081.71
  5. Step 5: Solve for x
    x = 3,241,286,081.71/77,724.43
  6. Step 6: Final answer
    x = 41,702.28

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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.