Home / 60,320.12-90,465.60-25,286

Finding the Fourth Proportional to 60,320.12, 90,465.60 and 25,286

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Solution

The fourth proportional to 60,320.12, 90,465.60 and 25,286 is: 37,922.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,320.12 : 90,465.60 = 25,286 : x
  2. Step 2: Convert to fraction form
    60,320.12/90,465.60 = 25,286/x
  3. Step 3: Cross multiply
    60,320.12x = 90,465.60 × 25,286
  4. Step 4: Simplify right side
    60,320.12x = 2,287,513,161.60
  5. Step 5: Solve for x
    x = 2,287,513,161.60/60,320.12
  6. Step 6: Final answer
    x = 37,922.89

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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.