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Finding the Fourth Proportional to 209,728.36, 314,592.52 and 59,967.44

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Solution

The fourth proportional to 209,728.36, 314,592.52 and 59,967.44 is: 89,951.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,728.36 : 314,592.52 = 59,967.44 : x
  2. Step 2: Convert to fraction form
    209,728.36/314,592.52 = 59,967.44/x
  3. Step 3: Cross multiply
    209,728.36x = 314,592.52 × 59,967.44
  4. Step 4: Simplify right side
    209,728.36x = 18,865,308,067.55
  5. Step 5: Solve for x
    x = 18,865,308,067.55/209,728.36
  6. Step 6: Final answer
    x = 89,951.15

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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.