Home / 114,522.46-171,700.66-76,989.49

Finding the Fourth Proportional to 114,522.46, 171,700.66 and 76,989.49

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Solution

The fourth proportional to 114,522.46, 171,700.66 and 76,989.49 is: 115,428.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,522.46 : 171,700.66 = 76,989.49 : x
  2. Step 2: Convert to fraction form
    114,522.46/171,700.66 = 76,989.49/x
  3. Step 3: Cross multiply
    114,522.46x = 171,700.66 × 76,989.49
  4. Step 4: Simplify right side
    114,522.46x = 13,219,145,913.05
  5. Step 5: Solve for x
    x = 13,219,145,913.05/114,522.46
  6. Step 6: Final answer
    x = 115,428.42

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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.