Home / 202,045.50-303,080.40-61,805.34

Finding the Fourth Proportional to 202,045.50, 303,080.40 and 61,805.34

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Solution

The fourth proportional to 202,045.50, 303,080.40 and 61,805.34 is: 92,711.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,045.50 : 303,080.40 = 61,805.34 : x
  2. Step 2: Convert to fraction form
    202,045.50/303,080.40 = 61,805.34/x
  3. Step 3: Cross multiply
    202,045.50x = 303,080.40 × 61,805.34
  4. Step 4: Simplify right side
    202,045.50x = 18,731,987,169.34
  5. Step 5: Solve for x
    x = 18,731,987,169.34/202,045.50
  6. Step 6: Final answer
    x = 92,711.73

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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.