Home / 99,771.14-149,652.52-46,444.79

Finding the Fourth Proportional to 99,771.14, 149,652.52 and 46,444.79

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Solution

The fourth proportional to 99,771.14, 149,652.52 and 46,444.79 is: 69,665.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,771.14 : 149,652.52 = 46,444.79 : x
  2. Step 2: Convert to fraction form
    99,771.14/149,652.52 = 46,444.79/x
  3. Step 3: Cross multiply
    99,771.14x = 149,652.52 × 46,444.79
  4. Step 4: Simplify right side
    99,771.14x = 6,950,580,122.39
  5. Step 5: Solve for x
    x = 6,950,580,122.39/99,771.14
  6. Step 6: Final answer
    x = 69,665.24

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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.