Home / 251,922.27-347,627.01-155,110.77

Finding the Fourth Proportional to 251,922.27, 347,627.01 and 155,110.77

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Solution

The fourth proportional to 251,922.27, 347,627.01 and 155,110.77 is: 214,037.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,922.27 : 347,627.01 = 155,110.77 : x
  2. Step 2: Convert to fraction form
    251,922.27/347,627.01 = 155,110.77/x
  3. Step 3: Cross multiply
    251,922.27x = 347,627.01 × 155,110.77
  4. Step 4: Simplify right side
    251,922.27x = 53,920,693,193.90
  5. Step 5: Solve for x
    x = 53,920,693,193.90/251,922.27
  6. Step 6: Final answer
    x = 214,037.02

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1.5x scale

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.