Home / 42,277.78-63,447.42-34,057.04

Finding the Fourth Proportional to 42,277.78, 63,447.42 and 34,057.04

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Solution

The fourth proportional to 42,277.78, 63,447.42 and 34,057.04 is: 51,110.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,277.78 : 63,447.42 = 34,057.04 : x
  2. Step 2: Convert to fraction form
    42,277.78/63,447.42 = 34,057.04/x
  3. Step 3: Cross multiply
    42,277.78x = 63,447.42 × 34,057.04
  4. Step 4: Simplify right side
    42,277.78x = 2,160,831,320.84
  5. Step 5: Solve for x
    x = 2,160,831,320.84/42,277.78
  6. Step 6: Final answer
    x = 51,110.33

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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.