Home / 367,795.73-551,678.61-127,964.53

Finding the Fourth Proportional to 367,795.73, 551,678.61 and 127,964.53

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Solution

The fourth proportional to 367,795.73, 551,678.61 and 127,964.53 is: 191,941.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,795.73 : 551,678.61 = 127,964.53 : x
  2. Step 2: Convert to fraction form
    367,795.73/551,678.61 = 127,964.53/x
  3. Step 3: Cross multiply
    367,795.73x = 551,678.61 × 127,964.53
  4. Step 4: Simplify right side
    367,795.73x = 70,595,294,039.70
  5. Step 5: Solve for x
    x = 70,595,294,039.70/367,795.73
  6. Step 6: Final answer
    x = 191,941.58

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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.