Home / 122,148.76-183,214.32-37,906.72

Finding the Fourth Proportional to 122,148.76, 183,214.32 and 37,906.72

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Solution

The fourth proportional to 122,148.76, 183,214.32 and 37,906.72 is: 56,857.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,148.76 : 183,214.32 = 37,906.72 : x
  2. Step 2: Convert to fraction form
    122,148.76/183,214.32 = 37,906.72/x
  3. Step 3: Cross multiply
    122,148.76x = 183,214.32 × 37,906.72
  4. Step 4: Simplify right side
    122,148.76x = 6,945,053,928.23
  5. Step 5: Solve for x
    x = 6,945,053,928.23/122,148.76
  6. Step 6: Final answer
    x = 56,857.34

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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.