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Finding the Fourth Proportional to 133,080.20, 199,620.30 and 59,208.20

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Solution

The fourth proportional to 133,080.20, 199,620.30 and 59,208.20 is: 88,812.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,080.20 : 199,620.30 = 59,208.20 : x
  2. Step 2: Convert to fraction form
    133,080.20/199,620.30 = 59,208.20/x
  3. Step 3: Cross multiply
    133,080.20x = 199,620.30 × 59,208.20
  4. Step 4: Simplify right side
    133,080.20x = 11,819,158,646.46
  5. Step 5: Solve for x
    x = 11,819,158,646.46/133,080.20
  6. Step 6: Final answer
    x = 88,812.30

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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.