Home / 114,880.88-172,298.54-109,184.56

Finding the Fourth Proportional to 114,880.88, 172,298.54 and 109,184.56

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Solution

The fourth proportional to 114,880.88, 172,298.54 and 109,184.56 is: 163,755.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,880.88 : 172,298.54 = 109,184.56 : x
  2. Step 2: Convert to fraction form
    114,880.88/172,298.54 = 109,184.56/x
  3. Step 3: Cross multiply
    114,880.88x = 172,298.54 × 109,184.56
  4. Step 4: Simplify right side
    114,880.88x = 18,812,340,120.76
  5. Step 5: Solve for x
    x = 18,812,340,120.76/114,880.88
  6. Step 6: Final answer
    x = 163,755.18

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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.