Home / 206,048.25-309,035.93-93,702.15

Finding the Fourth Proportional to 206,048.25, 309,035.93 and 93,702.15

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Solution

The fourth proportional to 206,048.25, 309,035.93 and 93,702.15 is: 140,536.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,048.25 : 309,035.93 = 93,702.15 : x
  2. Step 2: Convert to fraction form
    206,048.25/309,035.93 = 93,702.15/x
  3. Step 3: Cross multiply
    206,048.25x = 309,035.93 × 93,702.15
  4. Step 4: Simplify right side
    206,048.25x = 28,957,330,599.74
  5. Step 5: Solve for x
    x = 28,957,330,599.74/206,048.25
  6. Step 6: Final answer
    x = 140,536.65

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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.