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Finding the Fourth Proportional to 184,915.80, 255,182.94 and 100,032.12

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Solution

The fourth proportional to 184,915.80, 255,182.94 and 100,032.12 is: 138,043.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,915.80 : 255,182.94 = 100,032.12 : x
  2. Step 2: Convert to fraction form
    184,915.80/255,182.94 = 100,032.12/x
  3. Step 3: Cross multiply
    184,915.80x = 255,182.94 × 100,032.12
  4. Step 4: Simplify right side
    184,915.80x = 25,526,490,476.03
  5. Step 5: Solve for x
    x = 25,526,490,476.03/184,915.80
  6. Step 6: Final answer
    x = 138,043.86

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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.