Home / 77,205.24-115,778.70-32,852.88

Finding the Fourth Proportional to 77,205.24, 115,778.70 and 32,852.88

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Solution

The fourth proportional to 77,205.24, 115,778.70 and 32,852.88 is: 49,266.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,205.24 : 115,778.70 = 32,852.88 : x
  2. Step 2: Convert to fraction form
    77,205.24/115,778.70 = 32,852.88/x
  3. Step 3: Cross multiply
    77,205.24x = 115,778.70 × 32,852.88
  4. Step 4: Simplify right side
    77,205.24x = 3,803,663,737.66
  5. Step 5: Solve for x
    x = 3,803,663,737.66/77,205.24
  6. Step 6: Final answer
    x = 49,266.91

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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.