Home / 122,876.69-184,347.26-38,633.45

Finding the Fourth Proportional to 122,876.69, 184,347.26 and 38,633.45

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Solution

The fourth proportional to 122,876.69, 184,347.26 and 38,633.45 is: 57,960.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,876.69 : 184,347.26 = 38,633.45 : x
  2. Step 2: Convert to fraction form
    122,876.69/184,347.26 = 38,633.45/x
  3. Step 3: Cross multiply
    122,876.69x = 184,347.26 × 38,633.45
  4. Step 4: Simplify right side
    122,876.69x = 7,121,969,681.82
  5. Step 5: Solve for x
    x = 7,121,969,681.82/122,876.69
  6. Step 6: Final answer
    x = 57,960.30

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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.