Home / 92,882.22-128,174.04-50,439.84

Finding the Fourth Proportional to 92,882.22, 128,174.04 and 50,439.84

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Solution

The fourth proportional to 92,882.22, 128,174.04 and 50,439.84 is: 69,605.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,882.22 : 128,174.04 = 50,439.84 : x
  2. Step 2: Convert to fraction form
    92,882.22/128,174.04 = 50,439.84/x
  3. Step 3: Cross multiply
    92,882.22x = 128,174.04 × 50,439.84
  4. Step 4: Simplify right side
    92,882.22x = 6,465,078,069.75
  5. Step 5: Solve for x
    x = 6,465,078,069.75/92,882.22
  6. Step 6: Final answer
    x = 69,605.12

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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.