Home / 122,905.53-184,379.36-56,351.36

Finding the Fourth Proportional to 122,905.53, 184,379.36 and 56,351.36

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Solution

The fourth proportional to 122,905.53, 184,379.36 and 56,351.36 is: 84,536.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,905.53 : 184,379.36 = 56,351.36 : x
  2. Step 2: Convert to fraction form
    122,905.53/184,379.36 = 56,351.36/x
  3. Step 3: Cross multiply
    122,905.53x = 184,379.36 × 56,351.36
  4. Step 4: Simplify right side
    122,905.53x = 10,390,026,488.28
  5. Step 5: Solve for x
    x = 10,390,026,488.28/122,905.53
  6. Step 6: Final answer
    x = 84,536.69

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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.