Home / 103,976.27-155,964.45-25,090.50

Finding the Fourth Proportional to 103,976.27, 155,964.45 and 25,090.50

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Solution

The fourth proportional to 103,976.27, 155,964.45 and 25,090.50 is: 37,635.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,976.27 : 155,964.45 = 25,090.50 : x
  2. Step 2: Convert to fraction form
    103,976.27/155,964.45 = 25,090.50/x
  3. Step 3: Cross multiply
    103,976.27x = 155,964.45 × 25,090.50
  4. Step 4: Simplify right side
    103,976.27x = 3,913,226,032.73
  5. Step 5: Solve for x
    x = 3,913,226,032.73/103,976.27
  6. Step 6: Final answer
    x = 37,635.76

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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.