Home / 55,648.71-76,797.18-31,774.95

Finding the Fourth Proportional to 55,648.71, 76,797.18 and 31,774.95

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Solution

The fourth proportional to 55,648.71, 76,797.18 and 31,774.95 is: 43,850.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,648.71 : 76,797.18 = 31,774.95 : x
  2. Step 2: Convert to fraction form
    55,648.71/76,797.18 = 31,774.95/x
  3. Step 3: Cross multiply
    55,648.71x = 76,797.18 × 31,774.95
  4. Step 4: Simplify right side
    55,648.71x = 2,440,226,554.64
  5. Step 5: Solve for x
    x = 2,440,226,554.64/55,648.71
  6. Step 6: Final answer
    x = 43,850.55

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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.