Home / 73,256.06-109,898.37-31,135.66

Finding the Fourth Proportional to 73,256.06, 109,898.37 and 31,135.66

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Solution

The fourth proportional to 73,256.06, 109,898.37 and 31,135.66 is: 46,709.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,256.06 : 109,898.37 = 31,135.66 : x
  2. Step 2: Convert to fraction form
    73,256.06/109,898.37 = 31,135.66/x
  3. Step 3: Cross multiply
    73,256.06x = 109,898.37 × 31,135.66
  4. Step 4: Simplify right side
    73,256.06x = 3,421,758,008.13
  5. Step 5: Solve for x
    x = 3,421,758,008.13/73,256.06
  6. Step 6: Final answer
    x = 46,709.55

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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.