Home / 132,235.25-198,352.47-47,995.30

Finding the Fourth Proportional to 132,235.25, 198,352.47 and 47,995.30

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Solution

The fourth proportional to 132,235.25, 198,352.47 and 47,995.30 is: 71,992.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,235.25 : 198,352.47 = 47,995.30 : x
  2. Step 2: Convert to fraction form
    132,235.25/198,352.47 = 47,995.30/x
  3. Step 3: Cross multiply
    132,235.25x = 198,352.47 × 47,995.30
  4. Step 4: Simplify right side
    132,235.25x = 9,519,986,303.39
  5. Step 5: Solve for x
    x = 9,519,986,303.39/132,235.25
  6. Step 6: Final answer
    x = 71,992.80

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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.