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Finding the Fourth Proportional to 241,680.80, 333,640.80 and 151,087.20

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Solution

The fourth proportional to 241,680.80, 333,640.80 and 151,087.20 is: 208,576.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,680.80 : 333,640.80 = 151,087.20 : x
  2. Step 2: Convert to fraction form
    241,680.80/333,640.80 = 151,087.20/x
  3. Step 3: Cross multiply
    241,680.80x = 333,640.80 × 151,087.20
  4. Step 4: Simplify right side
    241,680.80x = 50,408,854,277.76
  5. Step 5: Solve for x
    x = 50,408,854,277.76/241,680.80
  6. Step 6: Final answer
    x = 208,576.16

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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.