Home / 61,881.28-85,395.68-33,586.32

Finding the Fourth Proportional to 61,881.28, 85,395.68 and 33,586.32

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Solution

The fourth proportional to 61,881.28, 85,395.68 and 33,586.32 is: 46,348.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,881.28 : 85,395.68 = 33,586.32 : x
  2. Step 2: Convert to fraction form
    61,881.28/85,395.68 = 33,586.32/x
  3. Step 3: Cross multiply
    61,881.28x = 85,395.68 × 33,586.32
  4. Step 4: Simplify right side
    61,881.28x = 2,868,126,635.10
  5. Step 5: Solve for x
    x = 2,868,126,635.10/61,881.28
  6. Step 6: Final answer
    x = 46,348.86

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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.