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Finding the Fourth Proportional to 92,112.25, 127,114.92 and 52,368.25

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Solution

The fourth proportional to 92,112.25, 127,114.92 and 52,368.25 is: 72,268.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,112.25 : 127,114.92 = 52,368.25 : x
  2. Step 2: Convert to fraction form
    92,112.25/127,114.92 = 52,368.25/x
  3. Step 3: Cross multiply
    92,112.25x = 127,114.92 × 52,368.25
  4. Step 4: Simplify right side
    92,112.25x = 6,656,785,909.29
  5. Step 5: Solve for x
    x = 6,656,785,909.29/92,112.25
  6. Step 6: Final answer
    x = 72,268.19

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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.