Home / 51,106.64-70,537.65-29,891.12

Finding the Fourth Proportional to 51,106.64, 70,537.65 and 29,891.12

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Solution

The fourth proportional to 51,106.64, 70,537.65 and 29,891.12 is: 41,255.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,106.64 : 70,537.65 = 29,891.12 : x
  2. Step 2: Convert to fraction form
    51,106.64/70,537.65 = 29,891.12/x
  3. Step 3: Cross multiply
    51,106.64x = 70,537.65 × 29,891.12
  4. Step 4: Simplify right side
    51,106.64x = 2,108,449,360.67
  5. Step 5: Solve for x
    x = 2,108,449,360.67/51,106.64
  6. Step 6: Final answer
    x = 41,255.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.