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Finding the Fourth Proportional to 111,369.60, 150,465.60 and 111,369.60

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Solution

The fourth proportional to 111,369.60, 150,465.60 and 111,369.60 is: 150,465.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,369.60 : 150,465.60 = 111,369.60 : x
  2. Step 2: Convert to fraction form
    111,369.60/150,465.60 = 111,369.60/x
  3. Step 3: Cross multiply
    111,369.60x = 150,465.60 × 111,369.60
  4. Step 4: Simplify right side
    111,369.60x = 16,757,293,685.76
  5. Step 5: Solve for x
    x = 16,757,293,685.76/111,369.60
  6. Step 6: Final answer
    x = 150,465.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.