Home / 110,119.23-165,178.85-47,789.73

Finding the Fourth Proportional to 110,119.23, 165,178.85 and 47,789.73

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Solution

The fourth proportional to 110,119.23, 165,178.85 and 47,789.73 is: 71,684.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,119.23 : 165,178.85 = 47,789.73 : x
  2. Step 2: Convert to fraction form
    110,119.23/165,178.85 = 47,789.73/x
  3. Step 3: Cross multiply
    110,119.23x = 165,178.85 × 47,789.73
  4. Step 4: Simplify right side
    110,119.23x = 7,893,852,643.21
  5. Step 5: Solve for x
    x = 7,893,852,643.21/110,119.23
  6. Step 6: Final answer
    x = 71,684.60

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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.