Home / 98,953.11-148,200.03-98,215.61

Finding the Fourth Proportional to 98,953.11, 148,200.03 and 98,215.61

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Solution

The fourth proportional to 98,953.11, 148,200.03 and 98,215.61 is: 147,095.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,953.11 : 148,200.03 = 98,215.61 : x
  2. Step 2: Convert to fraction form
    98,953.11/148,200.03 = 98,215.61/x
  3. Step 3: Cross multiply
    98,953.11x = 148,200.03 × 98,215.61
  4. Step 4: Simplify right side
    98,953.11x = 14,555,555,607.47
  5. Step 5: Solve for x
    x = 14,555,555,607.47/98,953.11
  6. Step 6: Final answer
    x = 147,095.48

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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.