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Finding the Fourth Proportional to 122,752.72, 184,129.26 and 37,364.32

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Solution

The fourth proportional to 122,752.72, 184,129.26 and 37,364.32 is: 56,046.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,752.72 : 184,129.26 = 37,364.32 : x
  2. Step 2: Convert to fraction form
    122,752.72/184,129.26 = 37,364.32/x
  3. Step 3: Cross multiply
    122,752.72x = 184,129.26 × 37,364.32
  4. Step 4: Simplify right side
    122,752.72x = 6,879,864,592.00
  5. Step 5: Solve for x
    x = 6,879,864,592.00/122,752.72
  6. Step 6: Final answer
    x = 56,046.53

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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.