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Finding the Fourth Proportional to 170,244.62, 255,366.25 and 51,915.62

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Solution

The fourth proportional to 170,244.62, 255,366.25 and 51,915.62 is: 77,873.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,244.62 : 255,366.25 = 51,915.62 : x
  2. Step 2: Convert to fraction form
    170,244.62/255,366.25 = 51,915.62/x
  3. Step 3: Cross multiply
    170,244.62x = 255,366.25 × 51,915.62
  4. Step 4: Simplify right side
    170,244.62x = 13,257,497,801.79
  5. Step 5: Solve for x
    x = 13,257,497,801.79/170,244.62
  6. Step 6: Final answer
    x = 77,873.22

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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.