Home / 55,960.30-77,200.70-36,815.45

Finding the Fourth Proportional to 55,960.30, 77,200.70 and 36,815.45

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Solution

The fourth proportional to 55,960.30, 77,200.70 and 36,815.45 is: 50,789.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,960.30 : 77,200.70 = 36,815.45 : x
  2. Step 2: Convert to fraction form
    55,960.30/77,200.70 = 36,815.45/x
  3. Step 3: Cross multiply
    55,960.30x = 77,200.70 × 36,815.45
  4. Step 4: Simplify right side
    55,960.30x = 2,842,177,940.73
  5. Step 5: Solve for x
    x = 2,842,177,940.73/55,960.30
  6. Step 6: Final answer
    x = 50,789.18

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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.