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Finding the Fourth Proportional to 67,292.64, 92,865.60 and 37,077.12

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Solution

The fourth proportional to 67,292.64, 92,865.60 and 37,077.12 is: 51,167.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,292.64 : 92,865.60 = 37,077.12 : x
  2. Step 2: Convert to fraction form
    67,292.64/92,865.60 = 37,077.12/x
  3. Step 3: Cross multiply
    67,292.64x = 92,865.60 × 37,077.12
  4. Step 4: Simplify right side
    67,292.64x = 3,443,188,995.07
  5. Step 5: Solve for x
    x = 3,443,188,995.07/67,292.64
  6. Step 6: Final answer
    x = 51,167.39

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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.