Home / 141,187.10-194,739.80-119,819.16

Finding the Fourth Proportional to 141,187.10, 194,739.80 and 119,819.16

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Solution

The fourth proportional to 141,187.10, 194,739.80 and 119,819.16 is: 165,266.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,187.10 : 194,739.80 = 119,819.16 : x
  2. Step 2: Convert to fraction form
    141,187.10/194,739.80 = 119,819.16/x
  3. Step 3: Cross multiply
    141,187.10x = 194,739.80 × 119,819.16
  4. Step 4: Simplify right side
    141,187.10x = 23,333,558,655.47
  5. Step 5: Solve for x
    x = 23,333,558,655.47/141,187.10
  6. Step 6: Final answer
    x = 165,266.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.