Home / 89,220.30-133,829.82-22,660.62

Finding the Fourth Proportional to 89,220.30, 133,829.82 and 22,660.62

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Solution

The fourth proportional to 89,220.30, 133,829.82 and 22,660.62 is: 33,990.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,220.30 : 133,829.82 = 22,660.62 : x
  2. Step 2: Convert to fraction form
    89,220.30/133,829.82 = 22,660.62/x
  3. Step 3: Cross multiply
    89,220.30x = 133,829.82 × 22,660.62
  4. Step 4: Simplify right side
    89,220.30x = 3,032,666,695.69
  5. Step 5: Solve for x
    x = 3,032,666,695.69/89,220.30
  6. Step 6: Final answer
    x = 33,990.77

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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.