Home / 104,615.12-144,333.73-59,289.55

Finding the Fourth Proportional to 104,615.12, 144,333.73 and 59,289.55

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Solution

The fourth proportional to 104,615.12, 144,333.73 and 59,289.55 is: 81,799.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,615.12 : 144,333.73 = 59,289.55 : x
  2. Step 2: Convert to fraction form
    104,615.12/144,333.73 = 59,289.55/x
  3. Step 3: Cross multiply
    104,615.12x = 144,333.73 × 59,289.55
  4. Step 4: Simplify right side
    104,615.12x = 8,557,481,614.80
  5. Step 5: Solve for x
    x = 8,557,481,614.80/104,615.12
  6. Step 6: Final answer
    x = 81,799.66

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1.5x scale

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.