Home / 208,769.00-288,102.02-113,276.48

Finding the Fourth Proportional to 208,769.00, 288,102.02 and 113,276.48

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Solution

The fourth proportional to 208,769.00, 288,102.02 and 113,276.48 is: 156,321.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,769.00 : 288,102.02 = 113,276.48 : x
  2. Step 2: Convert to fraction form
    208,769.00/288,102.02 = 113,276.48/x
  3. Step 3: Cross multiply
    208,769.00x = 288,102.02 × 113,276.48
  4. Step 4: Simplify right side
    208,769.00x = 32,635,180,699.60
  5. Step 5: Solve for x
    x = 32,635,180,699.60/208,769.00
  6. Step 6: Final answer
    x = 156,321.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.