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Finding the Fourth Proportional to 192,444.48, 288,469.35 and 97,498.71

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Solution

The fourth proportional to 192,444.48, 288,469.35 and 97,498.71 is: 146,148.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,444.48 : 288,469.35 = 97,498.71 : x
  2. Step 2: Convert to fraction form
    192,444.48/288,469.35 = 97,498.71/x
  3. Step 3: Cross multiply
    192,444.48x = 288,469.35 × 97,498.71
  4. Step 4: Simplify right side
    192,444.48x = 28,125,389,499.54
  5. Step 5: Solve for x
    x = 28,125,389,499.54/192,444.48
  6. Step 6: Final answer
    x = 146,148.07

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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.