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Finding the Fourth Proportional to 92,111.25, 127,113.54 and 52,367.25

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Solution

The fourth proportional to 92,111.25, 127,113.54 and 52,367.25 is: 72,266.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,111.25 : 127,113.54 = 52,367.25 : x
  2. Step 2: Convert to fraction form
    92,111.25/127,113.54 = 52,367.25/x
  3. Step 3: Cross multiply
    92,111.25x = 127,113.54 × 52,367.25
  4. Step 4: Simplify right side
    92,111.25x = 6,656,586,527.57
  5. Step 5: Solve for x
    x = 6,656,586,527.57/92,111.25
  6. Step 6: Final answer
    x = 72,266.81

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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.