Home / 144,560.05-216,838.78-112,996.64

Finding the Fourth Proportional to 144,560.05, 216,838.78 and 112,996.64

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Solution

The fourth proportional to 144,560.05, 216,838.78 and 112,996.64 is: 169,493.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,560.05 : 216,838.78 = 112,996.64 : x
  2. Step 2: Convert to fraction form
    144,560.05/216,838.78 = 112,996.64/x
  3. Step 3: Cross multiply
    144,560.05x = 216,838.78 × 112,996.64
  4. Step 4: Simplify right side
    144,560.05x = 24,502,053,821.30
  5. Step 5: Solve for x
    x = 24,502,053,821.30/144,560.05
  6. Step 6: Final answer
    x = 169,493.95

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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.