Home / 89,823.26-134,741.73-52,387.07

Finding the Fourth Proportional to 89,823.26, 134,741.73 and 52,387.07

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Solution

The fourth proportional to 89,823.26, 134,741.73 and 52,387.07 is: 78,584.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,823.26 : 134,741.73 = 52,387.07 : x
  2. Step 2: Convert to fraction form
    89,823.26/134,741.73 = 52,387.07/x
  3. Step 3: Cross multiply
    89,823.26x = 134,741.73 × 52,387.07
  4. Step 4: Simplify right side
    89,823.26x = 7,058,723,767.72
  5. Step 5: Solve for x
    x = 7,058,723,767.72/89,823.26
  6. Step 6: Final answer
    x = 78,584.59

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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.