Home / 231,907.08-347,360.70-156,613.22

Finding the Fourth Proportional to 231,907.08, 347,360.70 and 156,613.22

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Solution

The fourth proportional to 231,907.08, 347,360.70 and 156,613.22 is: 234,582.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,907.08 : 347,360.70 = 156,613.22 : x
  2. Step 2: Convert to fraction form
    231,907.08/347,360.70 = 156,613.22/x
  3. Step 3: Cross multiply
    231,907.08x = 347,360.70 × 156,613.22
  4. Step 4: Simplify right side
    231,907.08x = 54,401,277,728.45
  5. Step 5: Solve for x
    x = 54,401,277,728.45/231,907.08
  6. Step 6: Final answer
    x = 234,582.22

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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.