Home / 61,639.60-85,062.36-33,345.04

Finding the Fourth Proportional to 61,639.60, 85,062.36 and 33,345.04

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Solution

The fourth proportional to 61,639.60, 85,062.36 and 33,345.04 is: 46,016.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,639.60 : 85,062.36 = 33,345.04 : x
  2. Step 2: Convert to fraction form
    61,639.60/85,062.36 = 33,345.04/x
  3. Step 3: Cross multiply
    61,639.60x = 85,062.36 × 33,345.04
  4. Step 4: Simplify right side
    61,639.60x = 2,836,407,796.69
  5. Step 5: Solve for x
    x = 2,836,407,796.69/61,639.60
  6. Step 6: Final answer
    x = 46,016.00

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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.