Home / 51,197.67-70,680.20-35,931.20

Finding the Fourth Proportional to 51,197.67, 70,680.20 and 35,931.20

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Solution

The fourth proportional to 51,197.67, 70,680.20 and 35,931.20 is: 49,604.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,197.67 : 70,680.20 = 35,931.20 : x
  2. Step 2: Convert to fraction form
    51,197.67/70,680.20 = 35,931.20/x
  3. Step 3: Cross multiply
    51,197.67x = 70,680.20 × 35,931.20
  4. Step 4: Simplify right side
    51,197.67x = 2,539,623,869.18
  5. Step 5: Solve for x
    x = 2,539,623,869.18/51,197.67
  6. Step 6: Final answer
    x = 49,604.29

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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.