Home / 79,089.56-118,634.40-19,924.73

Finding the Fourth Proportional to 79,089.56, 118,634.40 and 19,924.73

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Solution

The fourth proportional to 79,089.56, 118,634.40 and 19,924.73 is: 29,887.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,089.56 : 118,634.40 = 19,924.73 : x
  2. Step 2: Convert to fraction form
    79,089.56/118,634.40 = 19,924.73/x
  3. Step 3: Cross multiply
    79,089.56x = 118,634.40 × 19,924.73
  4. Step 4: Simplify right side
    79,089.56x = 2,363,757,795.54
  5. Step 5: Solve for x
    x = 2,363,757,795.54/79,089.56
  6. Step 6: Final answer
    x = 29,887.10

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1.5x scale

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.