Home / 92,964.38-128,291.82-50,522.90

Finding the Fourth Proportional to 92,964.38, 128,291.82 and 50,522.90

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Solution

The fourth proportional to 92,964.38, 128,291.82 and 50,522.90 is: 69,722.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,964.38 : 128,291.82 = 50,522.90 : x
  2. Step 2: Convert to fraction form
    92,964.38/128,291.82 = 50,522.90/x
  3. Step 3: Cross multiply
    92,964.38x = 128,291.82 × 50,522.90
  4. Step 4: Simplify right side
    92,964.38x = 6,481,674,792.68
  5. Step 5: Solve for x
    x = 6,481,674,792.68/92,964.38
  6. Step 6: Final answer
    x = 69,722.13

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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.