Home / 205,895.04-308,440.29-141,841.86

Finding the Fourth Proportional to 205,895.04, 308,440.29 and 141,841.86

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Solution

The fourth proportional to 205,895.04, 308,440.29 and 141,841.86 is: 212,485.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,895.04 : 308,440.29 = 141,841.86 : x
  2. Step 2: Convert to fraction form
    205,895.04/308,440.29 = 141,841.86/x
  3. Step 3: Cross multiply
    205,895.04x = 308,440.29 × 141,841.86
  4. Step 4: Simplify right side
    205,895.04x = 43,749,744,432.54
  5. Step 5: Solve for x
    x = 43,749,744,432.54/205,895.04
  6. Step 6: Final answer
    x = 212,485.66

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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.