Home / 156,460.14-216,093.21-106,071.66

Finding the Fourth Proportional to 156,460.14, 216,093.21 and 106,071.66

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Solution

The fourth proportional to 156,460.14, 216,093.21 and 106,071.66 is: 146,499.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,460.14 : 216,093.21 = 106,071.66 : x
  2. Step 2: Convert to fraction form
    156,460.14/216,093.21 = 106,071.66/x
  3. Step 3: Cross multiply
    156,460.14x = 216,093.21 × 106,071.66
  4. Step 4: Simplify right side
    156,460.14x = 22,921,365,499.43
  5. Step 5: Solve for x
    x = 22,921,365,499.43/156,460.14
  6. Step 6: Final answer
    x = 146,499.71

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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.