Home / 52,975.11-73,087.80-30,001.78

Finding the Fourth Proportional to 52,975.11, 73,087.80 and 30,001.78

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Solution

The fourth proportional to 52,975.11, 73,087.80 and 30,001.78 is: 41,392.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,975.11 : 73,087.80 = 30,001.78 : x
  2. Step 2: Convert to fraction form
    52,975.11/73,087.80 = 30,001.78/x
  3. Step 3: Cross multiply
    52,975.11x = 73,087.80 × 30,001.78
  4. Step 4: Simplify right side
    52,975.11x = 2,192,764,096.28
  5. Step 5: Solve for x
    x = 2,192,764,096.28/52,975.11
  6. Step 6: Final answer
    x = 41,392.35

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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.