Home / 308,006.15-462,025.76-97,660.49

Finding the Fourth Proportional to 308,006.15, 462,025.76 and 97,660.49

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Solution

The fourth proportional to 308,006.15, 462,025.76 and 97,660.49 is: 146,495.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,006.15 : 462,025.76 = 97,660.49 : x
  2. Step 2: Convert to fraction form
    308,006.15/462,025.76 = 97,660.49/x
  3. Step 3: Cross multiply
    308,006.15x = 462,025.76 × 97,660.49
  4. Step 4: Simplify right side
    308,006.15x = 45,121,659,315.79
  5. Step 5: Solve for x
    x = 45,121,659,315.79/308,006.15
  6. Step 6: Final answer
    x = 146,495.97

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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.