Home / 99,440.88-149,185.92-46,838.04

Finding the Fourth Proportional to 99,440.88, 149,185.92 and 46,838.04

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Solution

The fourth proportional to 99,440.88, 149,185.92 and 46,838.04 is: 70,268.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,440.88 : 149,185.92 = 46,838.04 : x
  2. Step 2: Convert to fraction form
    99,440.88/149,185.92 = 46,838.04/x
  3. Step 3: Cross multiply
    99,440.88x = 149,185.92 × 46,838.04
  4. Step 4: Simplify right side
    99,440.88x = 6,987,576,088.40
  5. Step 5: Solve for x
    x = 6,987,576,088.40/99,440.88
  6. Step 6: Final answer
    x = 70,268.65

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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.