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Finding the Fourth Proportional to 122,970.65, 184,466.76 and 37,600.77

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Solution

The fourth proportional to 122,970.65, 184,466.76 and 37,600.77 is: 56,404.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,970.65 : 184,466.76 = 37,600.77 : x
  2. Step 2: Convert to fraction form
    122,970.65/184,466.76 = 37,600.77/x
  3. Step 3: Cross multiply
    122,970.65x = 184,466.76 × 37,600.77
  4. Step 4: Simplify right side
    122,970.65x = 6,936,092,027.40
  5. Step 5: Solve for x
    x = 6,936,092,027.40/122,970.65
  6. Step 6: Final answer
    x = 56,404.45

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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.