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Finding the Fourth Proportional to 63,803.10, 88,047.41 and 35,508.80

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Solution

The fourth proportional to 63,803.10, 88,047.41 and 35,508.80 is: 49,001.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,803.10 : 88,047.41 = 35,508.80 : x
  2. Step 2: Convert to fraction form
    63,803.10/88,047.41 = 35,508.80/x
  3. Step 3: Cross multiply
    63,803.10x = 88,047.41 × 35,508.80
  4. Step 4: Simplify right side
    63,803.10x = 3,126,457,254.43
  5. Step 5: Solve for x
    x = 3,126,457,254.43/63,803.10
  6. Step 6: Final answer
    x = 49,001.65

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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.