Home / 99,349.16-149,086.91-36,163.22

Finding the Fourth Proportional to 99,349.16, 149,086.91 and 36,163.22

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Solution

The fourth proportional to 99,349.16, 149,086.91 and 36,163.22 is: 54,267.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,349.16 : 149,086.91 = 36,163.22 : x
  2. Step 2: Convert to fraction form
    99,349.16/149,086.91 = 36,163.22/x
  3. Step 3: Cross multiply
    99,349.16x = 149,086.91 × 36,163.22
  4. Step 4: Simplify right side
    99,349.16x = 5,391,462,070.42
  5. Step 5: Solve for x
    x = 5,391,462,070.42/99,349.16
  6. Step 6: Final answer
    x = 54,267.82

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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.