Home / 112,891.76-169,231.68-37,959.50

Finding the Fourth Proportional to 112,891.76, 169,231.68 and 37,959.50

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Solution

The fourth proportional to 112,891.76, 169,231.68 and 37,959.50 is: 56,903.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,891.76 : 169,231.68 = 37,959.50 : x
  2. Step 2: Convert to fraction form
    112,891.76/169,231.68 = 37,959.50/x
  3. Step 3: Cross multiply
    112,891.76x = 169,231.68 × 37,959.50
  4. Step 4: Simplify right side
    112,891.76x = 6,423,949,956.96
  5. Step 5: Solve for x
    x = 6,423,949,956.96/112,891.76
  6. Step 6: Final answer
    x = 56,903.62

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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.