Home / 169,150.11-253,693.41-84,887.67

Finding the Fourth Proportional to 169,150.11, 253,693.41 and 84,887.67

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Solution

The fourth proportional to 169,150.11, 253,693.41 and 84,887.67 is: 127,315.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,150.11 : 253,693.41 = 84,887.67 : x
  2. Step 2: Convert to fraction form
    169,150.11/253,693.41 = 84,887.67/x
  3. Step 3: Cross multiply
    169,150.11x = 253,693.41 × 84,887.67
  4. Step 4: Simplify right side
    169,150.11x = 21,535,442,469.25
  5. Step 5: Solve for x
    x = 21,535,442,469.25/169,150.11
  6. Step 6: Final answer
    x = 127,315.57

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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.