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Finding the Fourth Proportional to 92,497.55, 127,650.26 and 52,212.74

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Solution

The fourth proportional to 92,497.55, 127,650.26 and 52,212.74 is: 72,055.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,497.55 : 127,650.26 = 52,212.74 : x
  2. Step 2: Convert to fraction form
    92,497.55/127,650.26 = 52,212.74/x
  3. Step 3: Cross multiply
    92,497.55x = 127,650.26 × 52,212.74
  4. Step 4: Simplify right side
    92,497.55x = 6,664,969,328.59
  5. Step 5: Solve for x
    x = 6,664,969,328.59/92,497.55
  6. Step 6: Final answer
    x = 72,055.63

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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.