Home / 89,814.90-134,733.09-36,495.48

Finding the Fourth Proportional to 89,814.90, 134,733.09 and 36,495.48

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Solution

The fourth proportional to 89,814.90, 134,733.09 and 36,495.48 is: 54,747.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,814.90 : 134,733.09 = 36,495.48 : x
  2. Step 2: Convert to fraction form
    89,814.90/134,733.09 = 36,495.48/x
  3. Step 3: Cross multiply
    89,814.90x = 134,733.09 × 36,495.48
  4. Step 4: Simplify right side
    89,814.90x = 4,917,148,791.43
  5. Step 5: Solve for x
    x = 4,917,148,791.43/89,814.90
  6. Step 6: Final answer
    x = 54,747.58

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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.