Home / 77,268.91-115,860.81-23,946.11

Finding the Fourth Proportional to 77,268.91, 115,860.81 and 23,946.11

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Solution

The fourth proportional to 77,268.91, 115,860.81 and 23,946.11 is: 35,905.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,268.91 : 115,860.81 = 23,946.11 : x
  2. Step 2: Convert to fraction form
    77,268.91/115,860.81 = 23,946.11/x
  3. Step 3: Cross multiply
    77,268.91x = 115,860.81 × 23,946.11
  4. Step 4: Simplify right side
    77,268.91x = 2,774,415,118.02
  5. Step 5: Solve for x
    x = 2,774,415,118.02/77,268.91
  6. Step 6: Final answer
    x = 35,905.97

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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.