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Finding the Fourth Proportional to 96,351.20, 144,548.40 and 29,794.40

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Solution

The fourth proportional to 96,351.20, 144,548.40 and 29,794.40 is: 44,698.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,351.20 : 144,548.40 = 29,794.40 : x
  2. Step 2: Convert to fraction form
    96,351.20/144,548.40 = 29,794.40/x
  3. Step 3: Cross multiply
    96,351.20x = 144,548.40 × 29,794.40
  4. Step 4: Simplify right side
    96,351.20x = 4,306,732,848.96
  5. Step 5: Solve for x
    x = 4,306,732,848.96/96,351.20
  6. Step 6: Final answer
    x = 44,698.28

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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.