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Finding the Fourth Proportional to 240,052.84, 360,305.18 and 121,809.04

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Solution

The fourth proportional to 240,052.84, 360,305.18 and 121,809.04 is: 182,828.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,052.84 : 360,305.18 = 121,809.04 : x
  2. Step 2: Convert to fraction form
    240,052.84/360,305.18 = 121,809.04/x
  3. Step 3: Cross multiply
    240,052.84x = 360,305.18 × 121,809.04
  4. Step 4: Simplify right side
    240,052.84x = 43,888,428,082.83
  5. Step 5: Solve for x
    x = 43,888,428,082.83/240,052.84
  6. Step 6: Final answer
    x = 182,828.20

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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.