Home / 156,692.44-234,518.91-142,684.84

Finding the Fourth Proportional to 156,692.44, 234,518.91 and 142,684.84

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Solution

The fourth proportional to 156,692.44, 234,518.91 and 142,684.84 is: 213,553.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,692.44 : 234,518.91 = 142,684.84 : x
  2. Step 2: Convert to fraction form
    156,692.44/234,518.91 = 142,684.84/x
  3. Step 3: Cross multiply
    156,692.44x = 234,518.91 × 142,684.84
  4. Step 4: Simplify right side
    156,692.44x = 33,462,293,150.32
  5. Step 5: Solve for x
    x = 33,462,293,150.32/156,692.44
  6. Step 6: Final answer
    x = 213,553.97

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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.