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Finding the Fourth Proportional to 196,603.28, 294,904.92 and 48,859.28

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Solution

The fourth proportional to 196,603.28, 294,904.92 and 48,859.28 is: 73,288.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,603.28 : 294,904.92 = 48,859.28 : x
  2. Step 2: Convert to fraction form
    196,603.28/294,904.92 = 48,859.28/x
  3. Step 3: Cross multiply
    196,603.28x = 294,904.92 × 48,859.28
  4. Step 4: Simplify right side
    196,603.28x = 14,408,842,059.66
  5. Step 5: Solve for x
    x = 14,408,842,059.66/196,603.28
  6. Step 6: Final answer
    x = 73,288.92

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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.