Home / 205,433.35-308,113.10-93,092.63

Finding the Fourth Proportional to 205,433.35, 308,113.10 and 93,092.63

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Solution

The fourth proportional to 205,433.35, 308,113.10 and 93,092.63 is: 139,622.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,433.35 : 308,113.10 = 93,092.63 : x
  2. Step 2: Convert to fraction form
    205,433.35/308,113.10 = 93,092.63/x
  3. Step 3: Cross multiply
    205,433.35x = 308,113.10 × 93,092.63
  4. Step 4: Simplify right side
    205,433.35x = 28,683,057,159.52
  5. Step 5: Solve for x
    x = 28,683,057,159.52/205,433.35
  6. Step 6: Final answer
    x = 139,622.21

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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.