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Finding the Fourth Proportional to 60,522.19, 90,797.86 and 18,969.19

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Solution

The fourth proportional to 60,522.19, 90,797.86 and 18,969.19 is: 28,458.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,522.19 : 90,797.86 = 18,969.19 : x
  2. Step 2: Convert to fraction form
    60,522.19/90,797.86 = 18,969.19/x
  3. Step 3: Cross multiply
    60,522.19x = 90,797.86 × 18,969.19
  4. Step 4: Simplify right side
    60,522.19x = 1,722,361,654.65
  5. Step 5: Solve for x
    x = 1,722,361,654.65/60,522.19
  6. Step 6: Final answer
    x = 28,458.35

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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.