Home / 49,581.08-68,396.54-31,657.24

Finding the Fourth Proportional to 49,581.08, 68,396.54 and 31,657.24

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Solution

The fourth proportional to 49,581.08, 68,396.54 and 31,657.24 is: 43,670.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,581.08 : 68,396.54 = 31,657.24 : x
  2. Step 2: Convert to fraction form
    49,581.08/68,396.54 = 31,657.24/x
  3. Step 3: Cross multiply
    49,581.08x = 68,396.54 × 31,657.24
  4. Step 4: Simplify right side
    49,581.08x = 2,165,245,681.95
  5. Step 5: Solve for x
    x = 2,165,245,681.95/49,581.08
  6. Step 6: Final answer
    x = 43,670.81

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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.