Home / 195,390.23-293,131.41-155,559.79

Finding the Fourth Proportional to 195,390.23, 293,131.41 and 155,559.79

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Solution

The fourth proportional to 195,390.23, 293,131.41 and 155,559.79 is: 233,376.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,390.23 : 293,131.41 = 155,559.79 : x
  2. Step 2: Convert to fraction form
    195,390.23/293,131.41 = 155,559.79/x
  3. Step 3: Cross multiply
    195,390.23x = 293,131.41 × 155,559.79
  4. Step 4: Simplify right side
    195,390.23x = 45,599,460,365.07
  5. Step 5: Solve for x
    x = 45,599,460,365.07/195,390.23
  6. Step 6: Final answer
    x = 233,376.36

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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.