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Finding the Fourth Proportional to 151,244.40, 226,866.60 and 98,713.20

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Solution

The fourth proportional to 151,244.40, 226,866.60 and 98,713.20 is: 148,069.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,244.40 : 226,866.60 = 98,713.20 : x
  2. Step 2: Convert to fraction form
    151,244.40/226,866.60 = 98,713.20/x
  3. Step 3: Cross multiply
    151,244.40x = 226,866.60 × 98,713.20
  4. Step 4: Simplify right side
    151,244.40x = 22,394,728,059.12
  5. Step 5: Solve for x
    x = 22,394,728,059.12/151,244.40
  6. Step 6: Final answer
    x = 148,069.80

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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.