Home / 112,743.72-169,076.28-37,847.88

Finding the Fourth Proportional to 112,743.72, 169,076.28 and 37,847.88

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Solution

The fourth proportional to 112,743.72, 169,076.28 and 37,847.88 is: 56,758.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,743.72 : 169,076.28 = 37,847.88 : x
  2. Step 2: Convert to fraction form
    112,743.72/169,076.28 = 37,847.88/x
  3. Step 3: Cross multiply
    112,743.72x = 169,076.28 × 37,847.88
  4. Step 4: Simplify right side
    112,743.72x = 6,399,178,756.29
  5. Step 5: Solve for x
    x = 6,399,178,756.29/112,743.72
  6. Step 6: Final answer
    x = 56,758.63

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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.