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Finding the Fourth Proportional to 176,662.53, 264,381.43 and 169,314.21

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Solution

The fourth proportional to 176,662.53, 264,381.43 and 169,314.21 is: 253,384.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,662.53 : 264,381.43 = 169,314.21 : x
  2. Step 2: Convert to fraction form
    176,662.53/264,381.43 = 169,314.21/x
  3. Step 3: Cross multiply
    176,662.53x = 264,381.43 × 169,314.21
  4. Step 4: Simplify right side
    176,662.53x = 44,763,532,959.12
  5. Step 5: Solve for x
    x = 44,763,532,959.12/176,662.53
  6. Step 6: Final answer
    x = 253,384.42

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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.