Home / 98,890.24-148,222.32-35,681.44

Finding the Fourth Proportional to 98,890.24, 148,222.32 and 35,681.44

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Solution

The fourth proportional to 98,890.24, 148,222.32 and 35,681.44 is: 53,481.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,890.24 : 148,222.32 = 35,681.44 : x
  2. Step 2: Convert to fraction form
    98,890.24/148,222.32 = 35,681.44/x
  3. Step 3: Cross multiply
    98,890.24x = 148,222.32 × 35,681.44
  4. Step 4: Simplify right side
    98,890.24x = 5,288,785,817.74
  5. Step 5: Solve for x
    x = 5,288,785,817.74/98,890.24
  6. Step 6: Final answer
    x = 53,481.37

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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.