Home / 98,857.13-148,288.19-35,682.66

Finding the Fourth Proportional to 98,857.13, 148,288.19 and 35,682.66

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Solution

The fourth proportional to 98,857.13, 148,288.19 and 35,682.66 is: 53,524.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,857.13 : 148,288.19 = 35,682.66 : x
  2. Step 2: Convert to fraction form
    98,857.13/148,288.19 = 35,682.66/x
  3. Step 3: Cross multiply
    98,857.13x = 148,288.19 × 35,682.66
  4. Step 4: Simplify right side
    98,857.13x = 5,291,316,887.37
  5. Step 5: Solve for x
    x = 5,291,316,887.37/98,857.13
  6. Step 6: Final answer
    x = 53,524.89

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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.