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Finding the Fourth Proportional to 202,001.90, 302,810.85 and 75,608.30

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Solution

The fourth proportional to 202,001.90, 302,810.85 and 75,608.30 is: 113,340.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,001.90 : 302,810.85 = 75,608.30 : x
  2. Step 2: Convert to fraction form
    202,001.90/302,810.85 = 75,608.30/x
  3. Step 3: Cross multiply
    202,001.90x = 302,810.85 × 75,608.30
  4. Step 4: Simplify right side
    202,001.90x = 22,895,013,590.06
  5. Step 5: Solve for x
    x = 22,895,013,590.06/202,001.90
  6. Step 6: Final answer
    x = 113,340.59

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1.5x scale

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.