Home / 206,258.90-284,650.44-115,614.89

Finding the Fourth Proportional to 206,258.90, 284,650.44 and 115,614.89

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Solution

The fourth proportional to 206,258.90, 284,650.44 and 115,614.89 is: 159,555.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,258.90 : 284,650.44 = 115,614.89 : x
  2. Step 2: Convert to fraction form
    206,258.90/284,650.44 = 115,614.89/x
  3. Step 3: Cross multiply
    206,258.90x = 284,650.44 × 115,614.89
  4. Step 4: Simplify right side
    206,258.90x = 32,909,828,730.98
  5. Step 5: Solve for x
    x = 32,909,828,730.98/206,258.90
  6. Step 6: Final answer
    x = 159,555.92

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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.