Home / 99,378.78-149,104.62-46,096.17

Finding the Fourth Proportional to 99,378.78, 149,104.62 and 46,096.17

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Solution

The fourth proportional to 99,378.78, 149,104.62 and 46,096.17 is: 69,161.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,378.78 : 149,104.62 = 46,096.17 : x
  2. Step 2: Convert to fraction form
    99,378.78/149,104.62 = 46,096.17/x
  3. Step 3: Cross multiply
    99,378.78x = 149,104.62 × 46,096.17
  4. Step 4: Simplify right side
    99,378.78x = 6,873,151,911.31
  5. Step 5: Solve for x
    x = 6,873,151,911.31/99,378.78
  6. Step 6: Final answer
    x = 69,161.16

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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.