Home / 122,994.24-184,376.16-66,751.80

Finding the Fourth Proportional to 122,994.24, 184,376.16 and 66,751.80

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Solution

The fourth proportional to 122,994.24, 184,376.16 and 66,751.80 is: 100,065.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,994.24 : 184,376.16 = 66,751.80 : x
  2. Step 2: Convert to fraction form
    122,994.24/184,376.16 = 66,751.80/x
  3. Step 3: Cross multiply
    122,994.24x = 184,376.16 × 66,751.80
  4. Step 4: Simplify right side
    122,994.24x = 12,307,440,557.09
  5. Step 5: Solve for x
    x = 12,307,440,557.09/122,994.24
  6. Step 6: Final answer
    x = 100,065.18

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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.