Home / 69,007.04-95,211.65-40,309.95

Finding the Fourth Proportional to 69,007.04, 95,211.65 and 40,309.95

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Solution

The fourth proportional to 69,007.04, 95,211.65 and 40,309.95 is: 55,617.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,007.04 : 95,211.65 = 40,309.95 : x
  2. Step 2: Convert to fraction form
    69,007.04/95,211.65 = 40,309.95/x
  3. Step 3: Cross multiply
    69,007.04x = 95,211.65 × 40,309.95
  4. Step 4: Simplify right side
    69,007.04x = 3,837,977,308.74
  5. Step 5: Solve for x
    x = 3,837,977,308.74/69,007.04
  6. Step 6: Final answer
    x = 55,617.19

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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.