Home / 99,476.36-149,081.42-48,797.90

Finding the Fourth Proportional to 99,476.36, 149,081.42 and 48,797.90

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Solution

The fourth proportional to 99,476.36, 149,081.42 and 48,797.90 is: 73,131.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,476.36 : 149,081.42 = 48,797.90 : x
  2. Step 2: Convert to fraction form
    99,476.36/149,081.42 = 48,797.90/x
  3. Step 3: Cross multiply
    99,476.36x = 149,081.42 × 48,797.90
  4. Step 4: Simplify right side
    99,476.36x = 7,274,860,225.02
  5. Step 5: Solve for x
    x = 7,274,860,225.02/99,476.36
  6. Step 6: Final answer
    x = 73,131.55

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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.