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Finding the Fourth Proportional to 163,995, 226,274.16 and 92,360.76

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Solution

The fourth proportional to 163,995, 226,274.16 and 92,360.76 is: 127,435.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,995 : 226,274.16 = 92,360.76 : x
  2. Step 2: Convert to fraction form
    163,995/226,274.16 = 92,360.76/x
  3. Step 3: Cross multiply
    163,995x = 226,274.16 × 92,360.76
  4. Step 4: Simplify right side
    163,995x = 20,898,853,385.96
  5. Step 5: Solve for x
    x = 20,898,853,385.96/163,995
  6. Step 6: Final answer
    x = 127,435.92

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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.