Home / 122,713.52-184,089.72-39,588.08

Finding the Fourth Proportional to 122,713.52, 184,089.72 and 39,588.08

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Solution

The fourth proportional to 122,713.52, 184,089.72 and 39,588.08 is: 59,388.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,713.52 : 184,089.72 = 39,588.08 : x
  2. Step 2: Convert to fraction form
    122,713.52/184,089.72 = 39,588.08/x
  3. Step 3: Cross multiply
    122,713.52x = 184,089.72 × 39,588.08
  4. Step 4: Simplify right side
    122,713.52x = 7,287,758,562.54
  5. Step 5: Solve for x
    x = 7,287,758,562.54/122,713.52
  6. Step 6: Final answer
    x = 59,388.39

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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.