Home / 86,958.09-130,213.95-60,266.04

Finding the Fourth Proportional to 86,958.09, 130,213.95 and 60,266.04

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Solution

The fourth proportional to 86,958.09, 130,213.95 and 60,266.04 is: 90,244.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,958.09 : 130,213.95 = 60,266.04 : x
  2. Step 2: Convert to fraction form
    86,958.09/130,213.95 = 60,266.04/x
  3. Step 3: Cross multiply
    86,958.09x = 130,213.95 × 60,266.04
  4. Step 4: Simplify right side
    86,958.09x = 7,847,479,119.26
  5. Step 5: Solve for x
    x = 7,847,479,119.26/86,958.09
  6. Step 6: Final answer
    x = 90,244.38

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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.