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Finding the Fourth Proportional to 92,325.60, 127,435.44 and 54,612.96

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Solution

The fourth proportional to 92,325.60, 127,435.44 and 54,612.96 is: 75,381.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,325.60 : 127,435.44 = 54,612.96 : x
  2. Step 2: Convert to fraction form
    92,325.60/127,435.44 = 54,612.96/x
  3. Step 3: Cross multiply
    92,325.60x = 127,435.44 × 54,612.96
  4. Step 4: Simplify right side
    92,325.60x = 6,959,626,587.30
  5. Step 5: Solve for x
    x = 6,959,626,587.30/92,325.60
  6. Step 6: Final answer
    x = 75,381.33

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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.