Home / 240,768.96-332,150.93-155,913.36

Finding the Fourth Proportional to 240,768.96, 332,150.93 and 155,913.36

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Solution

The fourth proportional to 240,768.96, 332,150.93 and 155,913.36 is: 215,089.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,768.96 : 332,150.93 = 155,913.36 : x
  2. Step 2: Convert to fraction form
    240,768.96/332,150.93 = 155,913.36/x
  3. Step 3: Cross multiply
    240,768.96x = 332,150.93 × 155,913.36
  4. Step 4: Simplify right side
    240,768.96x = 51,786,766,743.86
  5. Step 5: Solve for x
    x = 51,786,766,743.86/240,768.96
  6. Step 6: Final answer
    x = 215,089.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.