Home / 63,516.41-87,656.15-35,221.49

Finding the Fourth Proportional to 63,516.41, 87,656.15 and 35,221.49

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Solution

The fourth proportional to 63,516.41, 87,656.15 and 35,221.49 is: 48,607.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,516.41 : 87,656.15 = 35,221.49 : x
  2. Step 2: Convert to fraction form
    63,516.41/87,656.15 = 35,221.49/x
  3. Step 3: Cross multiply
    63,516.41x = 87,656.15 × 35,221.49
  4. Step 4: Simplify right side
    63,516.41x = 3,087,380,210.66
  5. Step 5: Solve for x
    x = 3,087,380,210.66/63,516.41
  6. Step 6: Final answer
    x = 48,607.60

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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.