Home / 63,505.45-87,636.22-35,210.53

Finding the Fourth Proportional to 63,505.45, 87,636.22 and 35,210.53

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Solution

The fourth proportional to 63,505.45, 87,636.22 and 35,210.53 is: 48,589.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,505.45 : 87,636.22 = 35,210.53 : x
  2. Step 2: Convert to fraction form
    63,505.45/87,636.22 = 35,210.53/x
  3. Step 3: Cross multiply
    63,505.45x = 87,636.22 × 35,210.53
  4. Step 4: Simplify right side
    63,505.45x = 3,085,717,753.40
  5. Step 5: Solve for x
    x = 3,085,717,753.40/63,505.45
  6. Step 6: Final answer
    x = 48,589.81

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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.