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Finding the Fourth Proportional to 176,103.20, 264,057.60 and 57,713.60

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Solution

The fourth proportional to 176,103.20, 264,057.60 and 57,713.60 is: 86,538.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,103.20 : 264,057.60 = 57,713.60 : x
  2. Step 2: Convert to fraction form
    176,103.20/264,057.60 = 57,713.60/x
  3. Step 3: Cross multiply
    176,103.20x = 264,057.60 × 57,713.60
  4. Step 4: Simplify right side
    176,103.20x = 15,239,714,703.36
  5. Step 5: Solve for x
    x = 15,239,714,703.36/176,103.20
  6. Step 6: Final answer
    x = 86,538.55

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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.