Home / 51,774.19-77,562.34-43,394.33

Finding the Fourth Proportional to 51,774.19, 77,562.34 and 43,394.33

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Solution

The fourth proportional to 51,774.19, 77,562.34 and 43,394.33 is: 65,008.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,774.19 : 77,562.34 = 43,394.33 : x
  2. Step 2: Convert to fraction form
    51,774.19/77,562.34 = 43,394.33/x
  3. Step 3: Cross multiply
    51,774.19x = 77,562.34 × 43,394.33
  4. Step 4: Simplify right side
    51,774.19x = 3,365,765,862.95
  5. Step 5: Solve for x
    x = 3,365,765,862.95/51,774.19
  6. Step 6: Final answer
    x = 65,008.57

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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.