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Finding the Fourth Proportional to 92,092.50, 127,087.65 and 52,348.50

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Solution

The fourth proportional to 92,092.50, 127,087.65 and 52,348.50 is: 72,240.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,092.50 : 127,087.65 = 52,348.50 : x
  2. Step 2: Convert to fraction form
    92,092.50/127,087.65 = 52,348.50/x
  3. Step 3: Cross multiply
    92,092.50x = 127,087.65 × 52,348.50
  4. Step 4: Simplify right side
    92,092.50x = 6,652,847,846.03
  5. Step 5: Solve for x
    x = 6,652,847,846.03/92,092.50
  6. Step 6: Final answer
    x = 72,240.93

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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.