Home / 98,298.36-135,663.26-55,863.27

Finding the Fourth Proportional to 98,298.36, 135,663.26 and 55,863.27

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Solution

The fourth proportional to 98,298.36, 135,663.26 and 55,863.27 is: 77,097.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,298.36 : 135,663.26 = 55,863.27 : x
  2. Step 2: Convert to fraction form
    98,298.36/135,663.26 = 55,863.27/x
  3. Step 3: Cross multiply
    98,298.36x = 135,663.26 × 55,863.27
  4. Step 4: Simplify right side
    98,298.36x = 7,578,593,043.14
  5. Step 5: Solve for x
    x = 7,578,593,043.14/98,298.36
  6. Step 6: Final answer
    x = 77,097.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.