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Finding the Fourth Proportional to 176,606.80, 264,910.20 and 157,361.20

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Solution

The fourth proportional to 176,606.80, 264,910.20 and 157,361.20 is: 236,041.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,606.80 : 264,910.20 = 157,361.20 : x
  2. Step 2: Convert to fraction form
    176,606.80/264,910.20 = 157,361.20/x
  3. Step 3: Cross multiply
    176,606.80x = 264,910.20 × 157,361.20
  4. Step 4: Simplify right side
    176,606.80x = 41,686,586,964.24
  5. Step 5: Solve for x
    x = 41,686,586,964.24/176,606.80
  6. Step 6: Final answer
    x = 236,041.80

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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.