Home / 136,268.23-204,402.40-61,300.80

Finding the Fourth Proportional to 136,268.23, 204,402.40 and 61,300.80

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Solution

The fourth proportional to 136,268.23, 204,402.40 and 61,300.80 is: 91,951.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,268.23 : 204,402.40 = 61,300.80 : x
  2. Step 2: Convert to fraction form
    136,268.23/204,402.40 = 61,300.80/x
  3. Step 3: Cross multiply
    136,268.23x = 204,402.40 × 61,300.80
  4. Step 4: Simplify right side
    136,268.23x = 12,530,030,641.92
  5. Step 5: Solve for x
    x = 12,530,030,641.92/136,268.23
  6. Step 6: Final answer
    x = 91,951.22

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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.