Home / 132,844.20-199,266.30-70,636.20

Finding the Fourth Proportional to 132,844.20, 199,266.30 and 70,636.20

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Solution

The fourth proportional to 132,844.20, 199,266.30 and 70,636.20 is: 105,954.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,844.20 : 199,266.30 = 70,636.20 : x
  2. Step 2: Convert to fraction form
    132,844.20/199,266.30 = 70,636.20/x
  3. Step 3: Cross multiply
    132,844.20x = 199,266.30 × 70,636.20
  4. Step 4: Simplify right side
    132,844.20x = 14,075,414,220.06
  5. Step 5: Solve for x
    x = 14,075,414,220.06/132,844.20
  6. Step 6: Final answer
    x = 105,954.30

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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.