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Finding the Fourth Proportional to 122,710.23, 184,065.12 and 33,963.48

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Solution

The fourth proportional to 122,710.23, 184,065.12 and 33,963.48 is: 50,945.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,710.23 : 184,065.12 = 33,963.48 : x
  2. Step 2: Convert to fraction form
    122,710.23/184,065.12 = 33,963.48/x
  3. Step 3: Cross multiply
    122,710.23x = 184,065.12 × 33,963.48
  4. Step 4: Simplify right side
    122,710.23x = 6,251,492,021.82
  5. Step 5: Solve for x
    x = 6,251,492,021.82/122,710.23
  6. Step 6: Final answer
    x = 50,945.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.