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Finding the Fourth Proportional to 235,737.28, 325,524.96 and 160,465.60

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Solution

The fourth proportional to 235,737.28, 325,524.96 and 160,465.60 is: 221,583.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,737.28 : 325,524.96 = 160,465.60 : x
  2. Step 2: Convert to fraction form
    235,737.28/325,524.96 = 160,465.60/x
  3. Step 3: Cross multiply
    235,737.28x = 325,524.96 × 160,465.60
  4. Step 4: Simplify right side
    235,737.28x = 52,235,558,021.38
  5. Step 5: Solve for x
    x = 52,235,558,021.38/235,737.28
  6. Step 6: Final answer
    x = 221,583.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.