Home / 66,225.62-91,425.22-51,084.29

Finding the Fourth Proportional to 66,225.62, 91,425.22 and 51,084.29

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Solution

The fourth proportional to 66,225.62, 91,425.22 and 51,084.29 is: 70,522.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,225.62 : 91,425.22 = 51,084.29 : x
  2. Step 2: Convert to fraction form
    66,225.62/91,425.22 = 51,084.29/x
  3. Step 3: Cross multiply
    66,225.62x = 91,425.22 × 51,084.29
  4. Step 4: Simplify right side
    66,225.62x = 4,670,392,451.79
  5. Step 5: Solve for x
    x = 4,670,392,451.79/66,225.62
  6. Step 6: Final answer
    x = 70,522.44

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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.