Home / 49,646.08-68,581.32-45,161.92

Finding the Fourth Proportional to 49,646.08, 68,581.32 and 45,161.92

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Solution

The fourth proportional to 49,646.08, 68,581.32 and 45,161.92 is: 62,386.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,646.08 : 68,581.32 = 45,161.92 : x
  2. Step 2: Convert to fraction form
    49,646.08/68,581.32 = 45,161.92/x
  3. Step 3: Cross multiply
    49,646.08x = 68,581.32 × 45,161.92
  4. Step 4: Simplify right side
    49,646.08x = 3,097,264,087.33
  5. Step 5: Solve for x
    x = 3,097,264,087.33/49,646.08
  6. Step 6: Final answer
    x = 62,386.88

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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.