Home / 132,768.02-199,152.03-39,266.48

Finding the Fourth Proportional to 132,768.02, 199,152.03 and 39,266.48

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Solution

The fourth proportional to 132,768.02, 199,152.03 and 39,266.48 is: 58,899.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,768.02 : 199,152.03 = 39,266.48 : x
  2. Step 2: Convert to fraction form
    132,768.02/199,152.03 = 39,266.48/x
  3. Step 3: Cross multiply
    132,768.02x = 199,152.03 × 39,266.48
  4. Step 4: Simplify right side
    132,768.02x = 7,819,999,202.95
  5. Step 5: Solve for x
    x = 7,819,999,202.95/132,768.02
  6. Step 6: Final answer
    x = 58,899.72

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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.