Home / 195,727.33-293,381.10-128,233.86

Finding the Fourth Proportional to 195,727.33, 293,381.10 and 128,233.86

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Solution

The fourth proportional to 195,727.33, 293,381.10 and 128,233.86 is: 192,213.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,727.33 : 293,381.10 = 128,233.86 : x
  2. Step 2: Convert to fraction form
    195,727.33/293,381.10 = 128,233.86/x
  3. Step 3: Cross multiply
    195,727.33x = 293,381.10 × 128,233.86
  4. Step 4: Simplify right side
    195,727.33x = 37,621,390,926.13
  5. Step 5: Solve for x
    x = 37,621,390,926.13/195,727.33
  6. Step 6: Final answer
    x = 192,213.27

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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.