Home / 240,701.76-332,178.80-133,271.78

Finding the Fourth Proportional to 240,701.76, 332,178.80 and 133,271.78

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Solution

The fourth proportional to 240,701.76, 332,178.80 and 133,271.78 is: 183,920.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,701.76 : 332,178.80 = 133,271.78 : x
  2. Step 2: Convert to fraction form
    240,701.76/332,178.80 = 133,271.78/x
  3. Step 3: Cross multiply
    240,701.76x = 332,178.80 × 133,271.78
  4. Step 4: Simplify right side
    240,701.76x = 44,270,057,627.01
  5. Step 5: Solve for x
    x = 44,270,057,627.01/240,701.76
  6. Step 6: Final answer
    x = 183,920.79

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1.5x scale

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.