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Finding the Fourth Proportional to 133,567.80, 200,351.70 and 88,880.10

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Solution

The fourth proportional to 133,567.80, 200,351.70 and 88,880.10 is: 133,320.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,567.80 : 200,351.70 = 88,880.10 : x
  2. Step 2: Convert to fraction form
    133,567.80/200,351.70 = 88,880.10/x
  3. Step 3: Cross multiply
    133,567.80x = 200,351.70 × 88,880.10
  4. Step 4: Simplify right side
    133,567.80x = 17,807,279,131.17
  5. Step 5: Solve for x
    x = 17,807,279,131.17/133,567.80
  6. Step 6: Final answer
    x = 133,320.15

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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.