Home / 156,542.37-234,847.57-51,357.39

Finding the Fourth Proportional to 156,542.37, 234,847.57 and 51,357.39

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Solution

The fourth proportional to 156,542.37, 234,847.57 and 51,357.39 is: 77,047.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,542.37 : 234,847.57 = 51,357.39 : x
  2. Step 2: Convert to fraction form
    156,542.37/234,847.57 = 51,357.39/x
  3. Step 3: Cross multiply
    156,542.37x = 234,847.57 × 51,357.39
  4. Step 4: Simplify right side
    156,542.37x = 12,061,158,243.04
  5. Step 5: Solve for x
    x = 12,061,158,243.04/156,542.37
  6. Step 6: Final answer
    x = 77,047.24

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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.