Home / 67,021.83-92,470.95-43,162.47

Finding the Fourth Proportional to 67,021.83, 92,470.95 and 43,162.47

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Solution

The fourth proportional to 67,021.83, 92,470.95 and 43,162.47 is: 59,551.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,021.83 : 92,470.95 = 43,162.47 : x
  2. Step 2: Convert to fraction form
    67,021.83/92,470.95 = 43,162.47/x
  3. Step 3: Cross multiply
    67,021.83x = 92,470.95 × 43,162.47
  4. Step 4: Simplify right side
    67,021.83x = 3,991,274,605.25
  5. Step 5: Solve for x
    x = 3,991,274,605.25/67,021.83
  6. Step 6: Final answer
    x = 59,551.86

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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.