Home / 76,103.66-114,123.38-22,803.21

Finding the Fourth Proportional to 76,103.66, 114,123.38 and 22,803.21

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Solution

The fourth proportional to 76,103.66, 114,123.38 and 22,803.21 is: 34,195.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,103.66 : 114,123.38 = 22,803.21 : x
  2. Step 2: Convert to fraction form
    76,103.66/114,123.38 = 22,803.21/x
  3. Step 3: Cross multiply
    76,103.66x = 114,123.38 × 22,803.21
  4. Step 4: Simplify right side
    76,103.66x = 2,602,379,400.05
  5. Step 5: Solve for x
    x = 2,602,379,400.05/76,103.66
  6. Step 6: Final answer
    x = 34,195.19

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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.