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Finding the Fourth Proportional to 92,107.75, 127,108.70 and 52,363.75

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Solution

The fourth proportional to 92,107.75, 127,108.70 and 52,363.75 is: 72,261.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,107.75 : 127,108.70 = 52,363.75 : x
  2. Step 2: Convert to fraction form
    92,107.75/127,108.70 = 52,363.75/x
  3. Step 3: Cross multiply
    92,107.75x = 127,108.70 × 52,363.75
  4. Step 4: Simplify right side
    92,107.75x = 6,655,888,189.63
  5. Step 5: Solve for x
    x = 6,655,888,189.63/92,107.75
  6. Step 6: Final answer
    x = 72,261.98

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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.