Home / 240,721.64-332,199.36-133,291.46

Finding the Fourth Proportional to 240,721.64, 332,199.36 and 133,291.46

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Solution

The fourth proportional to 240,721.64, 332,199.36 and 133,291.46 is: 183,944.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,721.64 : 332,199.36 = 133,291.46 : x
  2. Step 2: Convert to fraction form
    240,721.64/332,199.36 = 133,291.46/x
  3. Step 3: Cross multiply
    240,721.64x = 332,199.36 × 133,291.46
  4. Step 4: Simplify right side
    240,721.64x = 44,279,337,705.47
  5. Step 5: Solve for x
    x = 44,279,337,705.47/240,721.64
  6. Step 6: Final answer
    x = 183,944.15

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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.