Home / 99,284.54-148,937.68-43,086.02

Finding the Fourth Proportional to 99,284.54, 148,937.68 and 43,086.02

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Solution

The fourth proportional to 99,284.54, 148,937.68 and 43,086.02 is: 64,633.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,284.54 : 148,937.68 = 43,086.02 : x
  2. Step 2: Convert to fraction form
    99,284.54/148,937.68 = 43,086.02/x
  3. Step 3: Cross multiply
    99,284.54x = 148,937.68 × 43,086.02
  4. Step 4: Simplify right side
    99,284.54x = 6,417,131,859.23
  5. Step 5: Solve for x
    x = 6,417,131,859.23/99,284.54
  6. Step 6: Final answer
    x = 64,633.75

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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.