Home / 63,564.22-87,720.60-35,272.54

Finding the Fourth Proportional to 63,564.22, 87,720.60 and 35,272.54

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Solution

The fourth proportional to 63,564.22, 87,720.60 and 35,272.54 is: 48,677.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,564.22 : 87,720.60 = 35,272.54 : x
  2. Step 2: Convert to fraction form
    63,564.22/87,720.60 = 35,272.54/x
  3. Step 3: Cross multiply
    63,564.22x = 87,720.60 × 35,272.54
  4. Step 4: Simplify right side
    63,564.22x = 3,094,128,372.32
  5. Step 5: Solve for x
    x = 3,094,128,372.32/63,564.22
  6. Step 6: Final answer
    x = 48,677.20

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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.