Home / 61,982.35-85,535.33-33,688.04

Finding the Fourth Proportional to 61,982.35, 85,535.33 and 33,688.04

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Solution

The fourth proportional to 61,982.35, 85,535.33 and 33,688.04 is: 46,489.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,982.35 : 85,535.33 = 33,688.04 : x
  2. Step 2: Convert to fraction form
    61,982.35/85,535.33 = 33,688.04/x
  3. Step 3: Cross multiply
    61,982.35x = 85,535.33 × 33,688.04
  4. Step 4: Simplify right side
    61,982.35x = 2,881,517,618.45
  5. Step 5: Solve for x
    x = 2,881,517,618.45/61,982.35
  6. Step 6: Final answer
    x = 46,489.33

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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.