Home / 130,001.10-194,673.60-103,757.10

Finding the Fourth Proportional to 130,001.10, 194,673.60 and 103,757.10

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Solution

The fourth proportional to 130,001.10, 194,673.60 and 103,757.10 is: 155,373.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,001.10 : 194,673.60 = 103,757.10 : x
  2. Step 2: Convert to fraction form
    130,001.10/194,673.60 = 103,757.10/x
  3. Step 3: Cross multiply
    130,001.10x = 194,673.60 × 103,757.10
  4. Step 4: Simplify right side
    130,001.10x = 20,198,768,182.56
  5. Step 5: Solve for x
    x = 20,198,768,182.56/130,001.10
  6. Step 6: Final answer
    x = 155,373.83

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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.