Home / 144,184.17-198,973.50-79,653.43

Finding the Fourth Proportional to 144,184.17, 198,973.50 and 79,653.43

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Solution

The fourth proportional to 144,184.17, 198,973.50 and 79,653.43 is: 109,921.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,184.17 : 198,973.50 = 79,653.43 : x
  2. Step 2: Convert to fraction form
    144,184.17/198,973.50 = 79,653.43/x
  3. Step 3: Cross multiply
    144,184.17x = 198,973.50 × 79,653.43
  4. Step 4: Simplify right side
    144,184.17x = 15,848,921,754.11
  5. Step 5: Solve for x
    x = 15,848,921,754.11/144,184.17
  6. Step 6: Final answer
    x = 109,921.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.