Home / 156,559.19-235,162.22-149,736.78

Finding the Fourth Proportional to 156,559.19, 235,162.22 and 149,736.78

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Solution

The fourth proportional to 156,559.19, 235,162.22 and 149,736.78 is: 224,914.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,559.19 : 235,162.22 = 149,736.78 : x
  2. Step 2: Convert to fraction form
    156,559.19/235,162.22 = 149,736.78/x
  3. Step 3: Cross multiply
    156,559.19x = 235,162.22 × 149,736.78
  4. Step 4: Simplify right side
    156,559.19x = 35,212,432,851.77
  5. Step 5: Solve for x
    x = 35,212,432,851.77/156,559.19
  6. Step 6: Final answer
    x = 224,914.51

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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.