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Finding the Fourth Proportional to 245,964.32, 368,538.96 and 149,610.32

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Solution

The fourth proportional to 245,964.32, 368,538.96 and 149,610.32 is: 224,167.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,964.32 : 368,538.96 = 149,610.32 : x
  2. Step 2: Convert to fraction form
    245,964.32/368,538.96 = 149,610.32/x
  3. Step 3: Cross multiply
    245,964.32x = 368,538.96 × 149,610.32
  4. Step 4: Simplify right side
    245,964.32x = 55,137,231,738.07
  5. Step 5: Solve for x
    x = 55,137,231,738.07/245,964.32
  6. Step 6: Final answer
    x = 224,167.60

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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.