Home / 60,087.84-90,122.24-20,107.52

Finding the Fourth Proportional to 60,087.84, 90,122.24 and 20,107.52

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Solution

The fourth proportional to 60,087.84, 90,122.24 and 20,107.52 is: 30,158.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,087.84 : 90,122.24 = 20,107.52 : x
  2. Step 2: Convert to fraction form
    60,087.84/90,122.24 = 20,107.52/x
  3. Step 3: Cross multiply
    60,087.84x = 90,122.24 × 20,107.52
  4. Step 4: Simplify right side
    60,087.84x = 1,812,134,743.24
  5. Step 5: Solve for x
    x = 1,812,134,743.24/60,087.84
  6. Step 6: Final answer
    x = 30,158.09

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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.