Home / 136,540.42-204,810.32-36,700.61

Finding the Fourth Proportional to 136,540.42, 204,810.32 and 36,700.61

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Solution

The fourth proportional to 136,540.42, 204,810.32 and 36,700.61 is: 55,050.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,540.42 : 204,810.32 = 36,700.61 : x
  2. Step 2: Convert to fraction form
    136,540.42/204,810.32 = 36,700.61/x
  3. Step 3: Cross multiply
    136,540.42x = 204,810.32 × 36,700.61
  4. Step 4: Simplify right side
    136,540.42x = 7,516,662,746.00
  5. Step 5: Solve for x
    x = 7,516,662,746.00/136,540.42
  6. Step 6: Final answer
    x = 55,050.83

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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.