Home / 51,197.94-76,574.97-30,087.72

Finding the Fourth Proportional to 51,197.94, 76,574.97 and 30,087.72

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Solution

The fourth proportional to 51,197.94, 76,574.97 and 30,087.72 is: 45,001.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,197.94 : 76,574.97 = 30,087.72 : x
  2. Step 2: Convert to fraction form
    51,197.94/76,574.97 = 30,087.72/x
  3. Step 3: Cross multiply
    51,197.94x = 76,574.97 × 30,087.72
  4. Step 4: Simplify right side
    51,197.94x = 2,303,966,256.37
  5. Step 5: Solve for x
    x = 2,303,966,256.37/51,197.94
  6. Step 6: Final answer
    x = 45,001.15

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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.