Home / 219,573.61-302,997.50-122,785.44

Finding the Fourth Proportional to 219,573.61, 302,997.50 and 122,785.44

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Solution

The fourth proportional to 219,573.61, 302,997.50 and 122,785.44 is: 169,436.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,573.61 : 302,997.50 = 122,785.44 : x
  2. Step 2: Convert to fraction form
    219,573.61/302,997.50 = 122,785.44/x
  3. Step 3: Cross multiply
    219,573.61x = 302,997.50 × 122,785.44
  4. Step 4: Simplify right side
    219,573.61x = 37,203,681,356.40
  5. Step 5: Solve for x
    x = 37,203,681,356.40/219,573.61
  6. Step 6: Final answer
    x = 169,436.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.