Home / 156,123.16-234,222.14-50,942.36

Finding the Fourth Proportional to 156,123.16, 234,222.14 and 50,942.36

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Solution

The fourth proportional to 156,123.16, 234,222.14 and 50,942.36 is: 76,425.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,123.16 : 234,222.14 = 50,942.36 : x
  2. Step 2: Convert to fraction form
    156,123.16/234,222.14 = 50,942.36/x
  3. Step 3: Cross multiply
    156,123.16x = 234,222.14 × 50,942.36
  4. Step 4: Simplify right side
    156,123.16x = 11,931,828,575.85
  5. Step 5: Solve for x
    x = 11,931,828,575.85/156,123.16
  6. Step 6: Final answer
    x = 76,425.74

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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.