Home / 240,700.25-332,176.72-133,270.28

Finding the Fourth Proportional to 240,700.25, 332,176.72 and 133,270.28

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Solution

The fourth proportional to 240,700.25, 332,176.72 and 133,270.28 is: 183,918.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,700.25 : 332,176.72 = 133,270.28 : x
  2. Step 2: Convert to fraction form
    240,700.25/332,176.72 = 133,270.28/x
  3. Step 3: Cross multiply
    240,700.25x = 332,176.72 × 133,270.28
  4. Step 4: Simplify right side
    240,700.25x = 44,269,282,489.82
  5. Step 5: Solve for x
    x = 44,269,282,489.82/240,700.25
  6. Step 6: Final answer
    x = 183,918.72

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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.