Home / 147,935.80-221,466.30-132,189.40

Finding the Fourth Proportional to 147,935.80, 221,466.30 and 132,189.40

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Solution

The fourth proportional to 147,935.80, 221,466.30 and 132,189.40 is: 197,893.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,935.80 : 221,466.30 = 132,189.40 : x
  2. Step 2: Convert to fraction form
    147,935.80/221,466.30 = 132,189.40/x
  3. Step 3: Cross multiply
    147,935.80x = 221,466.30 × 132,189.40
  4. Step 4: Simplify right side
    147,935.80x = 29,275,497,317.22
  5. Step 5: Solve for x
    x = 29,275,497,317.22/147,935.80
  6. Step 6: Final answer
    x = 197,893.26

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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.