Home / 308,117.28-462,174.68-97,771.62

Finding the Fourth Proportional to 308,117.28, 462,174.68 and 97,771.62

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Solution

The fourth proportional to 308,117.28, 462,174.68 and 97,771.62 is: 146,657.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,117.28 : 462,174.68 = 97,771.62 : x
  2. Step 2: Convert to fraction form
    308,117.28/462,174.68 = 97,771.62/x
  3. Step 3: Cross multiply
    308,117.28x = 462,174.68 × 97,771.62
  4. Step 4: Simplify right side
    308,117.28x = 45,187,567,186.58
  5. Step 5: Solve for x
    x = 45,187,567,186.58/308,117.28
  6. Step 6: Final answer
    x = 146,657.04

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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.