Home / 63,242.21-87,277.61-36,388.80

Finding the Fourth Proportional to 63,242.21, 87,277.61 and 36,388.80

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Solution

The fourth proportional to 63,242.21, 87,277.61 and 36,388.80 is: 50,218.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,242.21 : 87,277.61 = 36,388.80 : x
  2. Step 2: Convert to fraction form
    63,242.21/87,277.61 = 36,388.80/x
  3. Step 3: Cross multiply
    63,242.21x = 87,277.61 × 36,388.80
  4. Step 4: Simplify right side
    63,242.21x = 3,175,927,585.74
  5. Step 5: Solve for x
    x = 3,175,927,585.74/63,242.21
  6. Step 6: Final answer
    x = 50,218.48

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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.