Home / 136,127.90-204,201.58-36,287.57

Finding the Fourth Proportional to 136,127.90, 204,201.58 and 36,287.57

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Solution

The fourth proportional to 136,127.90, 204,201.58 and 36,287.57 is: 54,433.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,127.90 : 204,201.58 = 36,287.57 : x
  2. Step 2: Convert to fraction form
    136,127.90/204,201.58 = 36,287.57/x
  3. Step 3: Cross multiply
    136,127.90x = 204,201.58 × 36,287.57
  4. Step 4: Simplify right side
    136,127.90x = 7,409,979,128.36
  5. Step 5: Solve for x
    x = 7,409,979,128.36/136,127.90
  6. Step 6: Final answer
    x = 54,433.95

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1.5x scale

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.