Home / 195,640.14-293,374.76-69,238.38

Finding the Fourth Proportional to 195,640.14, 293,374.76 and 69,238.38

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Solution

The fourth proportional to 195,640.14, 293,374.76 and 69,238.38 is: 103,827.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,640.14 : 293,374.76 = 69,238.38 : x
  2. Step 2: Convert to fraction form
    195,640.14/293,374.76 = 69,238.38/x
  3. Step 3: Cross multiply
    195,640.14x = 293,374.76 × 69,238.38
  4. Step 4: Simplify right side
    195,640.14x = 20,312,791,302.22
  5. Step 5: Solve for x
    x = 20,312,791,302.22/195,640.14
  6. Step 6: Final answer
    x = 103,827.32

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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.