Home / 71,725.41-99,001.90-47,852.02

Finding the Fourth Proportional to 71,725.41, 99,001.90 and 47,852.02

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Solution

The fourth proportional to 71,725.41, 99,001.90 and 47,852.02 is: 66,049.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,725.41 : 99,001.90 = 47,852.02 : x
  2. Step 2: Convert to fraction form
    71,725.41/99,001.90 = 47,852.02/x
  3. Step 3: Cross multiply
    71,725.41x = 99,001.90 × 47,852.02
  4. Step 4: Simplify right side
    71,725.41x = 4,737,440,531.70
  5. Step 5: Solve for x
    x = 4,737,440,531.70/71,725.41
  6. Step 6: Final answer
    x = 66,049.69

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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.