Home / 89,764.41-134,666.36-26,589.48

Finding the Fourth Proportional to 89,764.41, 134,666.36 and 26,589.48

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Solution

The fourth proportional to 89,764.41, 134,666.36 and 26,589.48 is: 39,890.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,764.41 : 134,666.36 = 26,589.48 : x
  2. Step 2: Convert to fraction form
    89,764.41/134,666.36 = 26,589.48/x
  3. Step 3: Cross multiply
    89,764.41x = 134,666.36 × 26,589.48
  4. Step 4: Simplify right side
    89,764.41x = 3,580,708,485.89
  5. Step 5: Solve for x
    x = 3,580,708,485.89/89,764.41
  6. Step 6: Final answer
    x = 39,890.07

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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.