Home / 89,971.22-134,975.84-33,811.83

Finding the Fourth Proportional to 89,971.22, 134,975.84 and 33,811.83

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Solution

The fourth proportional to 89,971.22, 134,975.84 and 33,811.83 is: 50,724.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,971.22 : 134,975.84 = 33,811.83 : x
  2. Step 2: Convert to fraction form
    89,971.22/134,975.84 = 33,811.83/x
  3. Step 3: Cross multiply
    89,971.22x = 134,975.84 × 33,811.83
  4. Step 4: Simplify right side
    89,971.22x = 4,563,779,987.13
  5. Step 5: Solve for x
    x = 4,563,779,987.13/89,971.22
  6. Step 6: Final answer
    x = 50,724.89

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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.