Home / 99,288.48-148,900.68-32,712.76

Finding the Fourth Proportional to 99,288.48, 148,900.68 and 32,712.76

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Solution

The fourth proportional to 99,288.48, 148,900.68 and 32,712.76 is: 49,058.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,288.48 : 148,900.68 = 32,712.76 : x
  2. Step 2: Convert to fraction form
    99,288.48/148,900.68 = 32,712.76/x
  3. Step 3: Cross multiply
    99,288.48x = 148,900.68 × 32,712.76
  4. Step 4: Simplify right side
    99,288.48x = 4,870,952,208.68
  5. Step 5: Solve for x
    x = 4,870,952,208.68/99,288.48
  6. Step 6: Final answer
    x = 49,058.58

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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.