Home / 75,313.38-112,967.34-22,721.50

Finding the Fourth Proportional to 75,313.38, 112,967.34 and 22,721.50

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Solution

The fourth proportional to 75,313.38, 112,967.34 and 22,721.50 is: 34,081.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,313.38 : 112,967.34 = 22,721.50 : x
  2. Step 2: Convert to fraction form
    75,313.38/112,967.34 = 22,721.50/x
  3. Step 3: Cross multiply
    75,313.38x = 112,967.34 × 22,721.50
  4. Step 4: Simplify right side
    75,313.38x = 2,566,787,415.81
  5. Step 5: Solve for x
    x = 2,566,787,415.81/75,313.38
  6. Step 6: Final answer
    x = 34,081.43

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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.