Home / 63,657.86-87,849.20-34,977.87

Finding the Fourth Proportional to 63,657.86, 87,849.20 and 34,977.87

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Solution

The fourth proportional to 63,657.86, 87,849.20 and 34,977.87 is: 48,270.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,657.86 : 87,849.20 = 34,977.87 : x
  2. Step 2: Convert to fraction form
    63,657.86/87,849.20 = 34,977.87/x
  3. Step 3: Cross multiply
    63,657.86x = 87,849.20 × 34,977.87
  4. Step 4: Simplify right side
    63,657.86x = 3,072,777,984.65
  5. Step 5: Solve for x
    x = 3,072,777,984.65/63,657.86
  6. Step 6: Final answer
    x = 48,270.21

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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.