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Finding the Fourth Proportional to 152,067.40, 228,101.10 and 96,080.20

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Solution

The fourth proportional to 152,067.40, 228,101.10 and 96,080.20 is: 144,120.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,067.40 : 228,101.10 = 96,080.20 : x
  2. Step 2: Convert to fraction form
    152,067.40/228,101.10 = 96,080.20/x
  3. Step 3: Cross multiply
    152,067.40x = 228,101.10 × 96,080.20
  4. Step 4: Simplify right side
    152,067.40x = 21,915,999,308.22
  5. Step 5: Solve for x
    x = 21,915,999,308.22/152,067.40
  6. Step 6: Final answer
    x = 144,120.30

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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.