Home / 134,917.32-202,311.24-63,780.72

Finding the Fourth Proportional to 134,917.32, 202,311.24 and 63,780.72

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Solution

The fourth proportional to 134,917.32, 202,311.24 and 63,780.72 is: 95,640.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,917.32 : 202,311.24 = 63,780.72 : x
  2. Step 2: Convert to fraction form
    134,917.32/202,311.24 = 63,780.72/x
  3. Step 3: Cross multiply
    134,917.32x = 202,311.24 × 63,780.72
  4. Step 4: Simplify right side
    134,917.32x = 12,903,556,551.29
  5. Step 5: Solve for x
    x = 12,903,556,551.29/134,917.32
  6. Step 6: Final answer
    x = 95,640.47

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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.