Home / 136,210.57-204,374.61-51,996.02

Finding the Fourth Proportional to 136,210.57, 204,374.61 and 51,996.02

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Solution

The fourth proportional to 136,210.57, 204,374.61 and 51,996.02 is: 78,016.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,210.57 : 204,374.61 = 51,996.02 : x
  2. Step 2: Convert to fraction form
    136,210.57/204,374.61 = 51,996.02/x
  3. Step 3: Cross multiply
    136,210.57x = 204,374.61 × 51,996.02
  4. Step 4: Simplify right side
    136,210.57x = 10,626,665,287.18
  5. Step 5: Solve for x
    x = 10,626,665,287.18/136,210.57
  6. Step 6: Final answer
    x = 78,016.45

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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.