Home / 110,688.21-166,044.20-30,726.52

Finding the Fourth Proportional to 110,688.21, 166,044.20 and 30,726.52

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Solution

The fourth proportional to 110,688.21, 166,044.20 and 30,726.52 is: 46,093.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,688.21 : 166,044.20 = 30,726.52 : x
  2. Step 2: Convert to fraction form
    110,688.21/166,044.20 = 30,726.52/x
  3. Step 3: Cross multiply
    110,688.21x = 166,044.20 × 30,726.52
  4. Step 4: Simplify right side
    110,688.21x = 5,101,960,486.11
  5. Step 5: Solve for x
    x = 5,101,960,486.11/110,688.21
  6. Step 6: Final answer
    x = 46,093.08

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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.