Home / 77,205.30-115,816.59-24,602.82

Finding the Fourth Proportional to 77,205.30, 115,816.59 and 24,602.82

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Solution

The fourth proportional to 77,205.30, 115,816.59 and 24,602.82 is: 36,906.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,205.30 : 115,816.59 = 24,602.82 : x
  2. Step 2: Convert to fraction form
    77,205.30/115,816.59 = 24,602.82/x
  3. Step 3: Cross multiply
    77,205.30x = 115,816.59 × 24,602.82
  4. Step 4: Simplify right side
    77,205.30x = 2,849,414,716.78
  5. Step 5: Solve for x
    x = 2,849,414,716.78/77,205.30
  6. Step 6: Final answer
    x = 36,906.98

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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.