Home / 130,839.13-196,127.47-60,767.65

Finding the Fourth Proportional to 130,839.13, 196,127.47 and 60,767.65

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Solution

The fourth proportional to 130,839.13, 196,127.47 and 60,767.65 is: 91,090.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,839.13 : 196,127.47 = 60,767.65 : x
  2. Step 2: Convert to fraction form
    130,839.13/196,127.47 = 60,767.65/x
  3. Step 3: Cross multiply
    130,839.13x = 196,127.47 × 60,767.65
  4. Step 4: Simplify right side
    130,839.13x = 11,918,205,452.35
  5. Step 5: Solve for x
    x = 11,918,205,452.35/130,839.13
  6. Step 6: Final answer
    x = 91,090.53

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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.