Home / 132,287.07-182,486.18-83,803.47

Finding the Fourth Proportional to 132,287.07, 182,486.18 and 83,803.47

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Solution

The fourth proportional to 132,287.07, 182,486.18 and 83,803.47 is: 115,604.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,287.07 : 182,486.18 = 83,803.47 : x
  2. Step 2: Convert to fraction form
    132,287.07/182,486.18 = 83,803.47/x
  3. Step 3: Cross multiply
    132,287.07x = 182,486.18 × 83,803.47
  4. Step 4: Simplify right side
    132,287.07x = 15,292,974,692.03
  5. Step 5: Solve for x
    x = 15,292,974,692.03/132,287.07
  6. Step 6: Final answer
    x = 115,604.46

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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.