Home / 166,160.19-229,492.26-121,039.95

Finding the Fourth Proportional to 166,160.19, 229,492.26 and 121,039.95

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Solution

The fourth proportional to 166,160.19, 229,492.26 and 121,039.95 is: 167,174.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,160.19 : 229,492.26 = 121,039.95 : x
  2. Step 2: Convert to fraction form
    166,160.19/229,492.26 = 121,039.95/x
  3. Step 3: Cross multiply
    166,160.19x = 229,492.26 × 121,039.95
  4. Step 4: Simplify right side
    166,160.19x = 27,777,731,675.79
  5. Step 5: Solve for x
    x = 27,777,731,675.79/166,160.19
  6. Step 6: Final answer
    x = 167,174.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.