Home / 118,049.52-177,006.36-70,036.64

Finding the Fourth Proportional to 118,049.52, 177,006.36 and 70,036.64

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Solution

The fourth proportional to 118,049.52, 177,006.36 and 70,036.64 is: 105,014.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,049.52 : 177,006.36 = 70,036.64 : x
  2. Step 2: Convert to fraction form
    118,049.52/177,006.36 = 70,036.64/x
  3. Step 3: Cross multiply
    118,049.52x = 177,006.36 × 70,036.64
  4. Step 4: Simplify right side
    118,049.52x = 12,396,930,713.03
  5. Step 5: Solve for x
    x = 12,396,930,713.03/118,049.52
  6. Step 6: Final answer
    x = 105,014.66

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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.