Home / 156,160.84-234,334.56-143,455.97

Finding the Fourth Proportional to 156,160.84, 234,334.56 and 143,455.97

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Solution

The fourth proportional to 156,160.84, 234,334.56 and 143,455.97 is: 215,269.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,160.84 : 234,334.56 = 143,455.97 : x
  2. Step 2: Convert to fraction form
    156,160.84/234,334.56 = 143,455.97/x
  3. Step 3: Cross multiply
    156,160.84x = 234,334.56 × 143,455.97
  4. Step 4: Simplify right side
    156,160.84x = 33,616,691,609.32
  5. Step 5: Solve for x
    x = 33,616,691,609.32/156,160.84
  6. Step 6: Final answer
    x = 215,269.66

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1.5x scale

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.