Home / 63,438.13-87,544.44-35,143.84

Finding the Fourth Proportional to 63,438.13, 87,544.44 and 35,143.84

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Solution

The fourth proportional to 63,438.13, 87,544.44 and 35,143.84 is: 48,498.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,438.13 : 87,544.44 = 35,143.84 : x
  2. Step 2: Convert to fraction form
    63,438.13/87,544.44 = 35,143.84/x
  3. Step 3: Cross multiply
    63,438.13x = 87,544.44 × 35,143.84
  4. Step 4: Simplify right side
    63,438.13x = 3,076,647,792.25
  5. Step 5: Solve for x
    x = 3,076,647,792.25/63,438.13
  6. Step 6: Final answer
    x = 48,498.40

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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.