Home / 119,606.48-179,240.57-66,321.93

Finding the Fourth Proportional to 119,606.48, 179,240.57 and 66,321.93

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Solution

The fourth proportional to 119,606.48, 179,240.57 and 66,321.93 is: 99,389.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,606.48 : 179,240.57 = 66,321.93 : x
  2. Step 2: Convert to fraction form
    119,606.48/179,240.57 = 66,321.93/x
  3. Step 3: Cross multiply
    119,606.48x = 179,240.57 × 66,321.93
  4. Step 4: Simplify right side
    119,606.48x = 11,887,580,205.09
  5. Step 5: Solve for x
    x = 11,887,580,205.09/119,606.48
  6. Step 6: Final answer
    x = 99,389.10

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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.