Home / 51,097.20-76,645.80-37,975.20

Finding the Fourth Proportional to 51,097.20, 76,645.80 and 37,975.20

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Solution

The fourth proportional to 51,097.20, 76,645.80 and 37,975.20 is: 56,962.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,097.20 : 76,645.80 = 37,975.20 : x
  2. Step 2: Convert to fraction form
    51,097.20/76,645.80 = 37,975.20/x
  3. Step 3: Cross multiply
    51,097.20x = 76,645.80 × 37,975.20
  4. Step 4: Simplify right side
    51,097.20x = 2,910,639,584.16
  5. Step 5: Solve for x
    x = 2,910,639,584.16/51,097.20
  6. Step 6: Final answer
    x = 56,962.80

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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.