Home / 122,852.25-184,192.88-54,426.65

Finding the Fourth Proportional to 122,852.25, 184,192.88 and 54,426.65

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Solution

The fourth proportional to 122,852.25, 184,192.88 and 54,426.65 is: 81,602.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,852.25 : 184,192.88 = 54,426.65 : x
  2. Step 2: Convert to fraction form
    122,852.25/184,192.88 = 54,426.65/x
  3. Step 3: Cross multiply
    122,852.25x = 184,192.88 × 54,426.65
  4. Step 4: Simplify right side
    122,852.25x = 10,025,000,219.15
  5. Step 5: Solve for x
    x = 10,025,000,219.15/122,852.25
  6. Step 6: Final answer
    x = 81,602.09

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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.