Home / 114,778.24-172,226.32-47,360.08

Finding the Fourth Proportional to 114,778.24, 172,226.32 and 47,360.08

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Solution

The fourth proportional to 114,778.24, 172,226.32 and 47,360.08 is: 71,064.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,778.24 : 172,226.32 = 47,360.08 : x
  2. Step 2: Convert to fraction form
    114,778.24/172,226.32 = 47,360.08/x
  3. Step 3: Cross multiply
    114,778.24x = 172,226.32 × 47,360.08
  4. Step 4: Simplify right side
    114,778.24x = 8,156,652,293.31
  5. Step 5: Solve for x
    x = 8,156,652,293.31/114,778.24
  6. Step 6: Final answer
    x = 71,064.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.