Home / 63,321.19-87,345.16-41,811.13

Finding the Fourth Proportional to 63,321.19, 87,345.16 and 41,811.13

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Solution

The fourth proportional to 63,321.19, 87,345.16 and 41,811.13 is: 57,674.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,321.19 : 87,345.16 = 41,811.13 : x
  2. Step 2: Convert to fraction form
    63,321.19/87,345.16 = 41,811.13/x
  3. Step 3: Cross multiply
    63,321.19x = 87,345.16 × 41,811.13
  4. Step 4: Simplify right side
    63,321.19x = 3,651,999,839.63
  5. Step 5: Solve for x
    x = 3,651,999,839.63/63,321.19
  6. Step 6: Final answer
    x = 57,674.21

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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.