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Finding the Fourth Proportional to 250,887.97, 346,512.74 and 165,229.86

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Solution

The fourth proportional to 250,887.97, 346,512.74 and 165,229.86 is: 228,206.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,887.97 : 346,512.74 = 165,229.86 : x
  2. Step 2: Convert to fraction form
    250,887.97/346,512.74 = 165,229.86/x
  3. Step 3: Cross multiply
    250,887.97x = 346,512.74 × 165,229.86
  4. Step 4: Simplify right side
    250,887.97x = 57,254,251,931.49
  5. Step 5: Solve for x
    x = 57,254,251,931.49/250,887.97
  6. Step 6: Final answer
    x = 228,206.45

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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.