Home / 104,656.28-144,422.66-59,338.60

Finding the Fourth Proportional to 104,656.28, 144,422.66 and 59,338.60

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Solution

The fourth proportional to 104,656.28, 144,422.66 and 59,338.60 is: 81,885.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,656.28 : 144,422.66 = 59,338.60 : x
  2. Step 2: Convert to fraction form
    104,656.28/144,422.66 = 59,338.60/x
  3. Step 3: Cross multiply
    104,656.28x = 144,422.66 × 59,338.60
  4. Step 4: Simplify right side
    104,656.28x = 8,569,838,452.68
  5. Step 5: Solve for x
    x = 8,569,838,452.68/104,656.28
  6. Step 6: Final answer
    x = 81,885.56

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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.