Home / 89,011.56-133,539.18-26,682

Finding the Fourth Proportional to 89,011.56, 133,539.18 and 26,682

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Solution

The fourth proportional to 89,011.56, 133,539.18 and 26,682 is: 40,029.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,011.56 : 133,539.18 = 26,682 : x
  2. Step 2: Convert to fraction form
    89,011.56/133,539.18 = 26,682/x
  3. Step 3: Cross multiply
    89,011.56x = 133,539.18 × 26,682
  4. Step 4: Simplify right side
    89,011.56x = 3,563,092,400.76
  5. Step 5: Solve for x
    x = 3,563,092,400.76/89,011.56
  6. Step 6: Final answer
    x = 40,029.55

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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.