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Finding the Fourth Proportional to 181,500.60, 272,250.90 and 102,768.60

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Solution

The fourth proportional to 181,500.60, 272,250.90 and 102,768.60 is: 154,152.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,500.60 : 272,250.90 = 102,768.60 : x
  2. Step 2: Convert to fraction form
    181,500.60/272,250.90 = 102,768.60/x
  3. Step 3: Cross multiply
    181,500.60x = 272,250.90 × 102,768.60
  4. Step 4: Simplify right side
    181,500.60x = 27,978,843,841.74
  5. Step 5: Solve for x
    x = 27,978,843,841.74/181,500.60
  6. Step 6: Final answer
    x = 154,152.90

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1.5x scale

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.