Home / 49,501.47-68,305.91-31,606.95

Finding the Fourth Proportional to 49,501.47, 68,305.91 and 31,606.95

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Solution

The fourth proportional to 49,501.47, 68,305.91 and 31,606.95 is: 43,613.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,501.47 : 68,305.91 = 31,606.95 : x
  2. Step 2: Convert to fraction form
    49,501.47/68,305.91 = 31,606.95/x
  3. Step 3: Cross multiply
    49,501.47x = 68,305.91 × 31,606.95
  4. Step 4: Simplify right side
    49,501.47x = 2,158,941,324.04
  5. Step 5: Solve for x
    x = 2,158,941,324.04/49,501.47
  6. Step 6: Final answer
    x = 43,613.68

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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.