Home / 133,044.90-199,567.35-109,425.30

Finding the Fourth Proportional to 133,044.90, 199,567.35 and 109,425.30

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Solution

The fourth proportional to 133,044.90, 199,567.35 and 109,425.30 is: 164,137.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,044.90 : 199,567.35 = 109,425.30 : x
  2. Step 2: Convert to fraction form
    133,044.90/199,567.35 = 109,425.30/x
  3. Step 3: Cross multiply
    133,044.90x = 199,567.35 × 109,425.30
  4. Step 4: Simplify right side
    133,044.90x = 21,837,717,143.96
  5. Step 5: Solve for x
    x = 21,837,717,143.96/133,044.90
  6. Step 6: Final answer
    x = 164,137.95

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1.5x scale

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.