Home / 134,233.80-201,172.05-71,040.39

Finding the Fourth Proportional to 134,233.80, 201,172.05 and 71,040.39

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Solution

The fourth proportional to 134,233.80, 201,172.05 and 71,040.39 is: 106,466.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,233.80 : 201,172.05 = 71,040.39 : x
  2. Step 2: Convert to fraction form
    134,233.80/201,172.05 = 71,040.39/x
  3. Step 3: Cross multiply
    134,233.80x = 201,172.05 × 71,040.39
  4. Step 4: Simplify right side
    134,233.80x = 14,291,340,889.10
  5. Step 5: Solve for x
    x = 14,291,340,889.10/134,233.80
  6. Step 6: Final answer
    x = 106,466.04

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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.