Home / 136,605.02-204,944.01-43,112.54

Finding the Fourth Proportional to 136,605.02, 204,944.01 and 43,112.54

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Solution

The fourth proportional to 136,605.02, 204,944.01 and 43,112.54 is: 64,680.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,605.02 : 204,944.01 = 43,112.54 : x
  2. Step 2: Convert to fraction form
    136,605.02/204,944.01 = 43,112.54/x
  3. Step 3: Cross multiply
    136,605.02x = 204,944.01 × 43,112.54
  4. Step 4: Simplify right side
    136,605.02x = 8,835,656,828.89
  5. Step 5: Solve for x
    x = 8,835,656,828.89/136,605.02
  6. Step 6: Final answer
    x = 64,680.32

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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.