Home / 89,395.46-134,148.56-51,973.14

Finding the Fourth Proportional to 89,395.46, 134,148.56 and 51,973.14

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Solution

The fourth proportional to 89,395.46, 134,148.56 and 51,973.14 is: 77,991.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,395.46 : 134,148.56 = 51,973.14 : x
  2. Step 2: Convert to fraction form
    89,395.46/134,148.56 = 51,973.14/x
  3. Step 3: Cross multiply
    89,395.46x = 134,148.56 × 51,973.14
  4. Step 4: Simplify right side
    89,395.46x = 6,972,121,889.68
  5. Step 5: Solve for x
    x = 6,972,121,889.68/89,395.46
  6. Step 6: Final answer
    x = 77,991.90

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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.