Home / 51,397.92-70,886.88-43,190.64

Finding the Fourth Proportional to 51,397.92, 70,886.88 and 43,190.64

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Solution

The fourth proportional to 51,397.92, 70,886.88 and 43,190.64 is: 59,567.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,397.92 : 70,886.88 = 43,190.64 : x
  2. Step 2: Convert to fraction form
    51,397.92/70,886.88 = 43,190.64/x
  3. Step 3: Cross multiply
    51,397.92x = 70,886.88 × 43,190.64
  4. Step 4: Simplify right side
    51,397.92x = 3,061,649,714.80
  5. Step 5: Solve for x
    x = 3,061,649,714.80/51,397.92
  6. Step 6: Final answer
    x = 59,567.58

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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.