Home / 236,310.72-353,633.40-147,606

Finding the Fourth Proportional to 236,310.72, 353,633.40 and 147,606

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Solution

The fourth proportional to 236,310.72, 353,633.40 and 147,606 is: 220,888.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,310.72 : 353,633.40 = 147,606 : x
  2. Step 2: Convert to fraction form
    236,310.72/353,633.40 = 147,606/x
  3. Step 3: Cross multiply
    236,310.72x = 353,633.40 × 147,606
  4. Step 4: Simplify right side
    236,310.72x = 52,198,411,640.40
  5. Step 5: Solve for x
    x = 52,198,411,640.40/236,310.72
  6. Step 6: Final answer
    x = 220,888.89

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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.