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Finding the Fourth Proportional to 183,311.60, 274,639.35 and 157,067.60

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Solution

The fourth proportional to 183,311.60, 274,639.35 and 157,067.60 is: 235,320.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,311.60 : 274,639.35 = 157,067.60 : x
  2. Step 2: Convert to fraction form
    183,311.60/274,639.35 = 157,067.60/x
  3. Step 3: Cross multiply
    183,311.60x = 274,639.35 × 157,067.60
  4. Step 4: Simplify right side
    183,311.60x = 43,136,943,570.06
  5. Step 5: Solve for x
    x = 43,136,943,570.06/183,311.60
  6. Step 6: Final answer
    x = 235,320.32

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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.