Home / 99,132.48-148,620.96-49,177.44

Finding the Fourth Proportional to 99,132.48, 148,620.96 and 49,177.44

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Solution

The fourth proportional to 99,132.48, 148,620.96 and 49,177.44 is: 73,727.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,132.48 : 148,620.96 = 49,177.44 : x
  2. Step 2: Convert to fraction form
    99,132.48/148,620.96 = 49,177.44/x
  3. Step 3: Cross multiply
    99,132.48x = 148,620.96 × 49,177.44
  4. Step 4: Simplify right side
    99,132.48x = 7,308,798,343.14
  5. Step 5: Solve for x
    x = 7,308,798,343.14/99,132.48
  6. Step 6: Final answer
    x = 73,727.58

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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.