Home / 64,301.70-96,335.90-47,476.38

Finding the Fourth Proportional to 64,301.70, 96,335.90 and 47,476.38

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Solution

The fourth proportional to 64,301.70, 96,335.90 and 47,476.38 is: 71,128.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,301.70 : 96,335.90 = 47,476.38 : x
  2. Step 2: Convert to fraction form
    64,301.70/96,335.90 = 47,476.38/x
  3. Step 3: Cross multiply
    64,301.70x = 96,335.90 × 47,476.38
  4. Step 4: Simplify right side
    64,301.70x = 4,573,679,433.05
  5. Step 5: Solve for x
    x = 4,573,679,433.05/64,301.70
  6. Step 6: Final answer
    x = 71,128.44

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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.