Home / 98,826.05-136,324.27-62,516.25

Finding the Fourth Proportional to 98,826.05, 136,324.27 and 62,516.25

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Solution

The fourth proportional to 98,826.05, 136,324.27 and 62,516.25 is: 86,237.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,826.05 : 136,324.27 = 62,516.25 : x
  2. Step 2: Convert to fraction form
    98,826.05/136,324.27 = 62,516.25/x
  3. Step 3: Cross multiply
    98,826.05x = 136,324.27 × 62,516.25
  4. Step 4: Simplify right side
    98,826.05x = 8,522,481,988.10
  5. Step 5: Solve for x
    x = 8,522,481,988.10/98,826.05
  6. Step 6: Final answer
    x = 86,237.20

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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.