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Finding the Fourth Proportional to 341,859.48, 512,466.66 and 120,122.52

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Solution

The fourth proportional to 341,859.48, 512,466.66 and 120,122.52 is: 180,070.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,859.48 : 512,466.66 = 120,122.52 : x
  2. Step 2: Convert to fraction form
    341,859.48/512,466.66 = 120,122.52/x
  3. Step 3: Cross multiply
    341,859.48x = 512,466.66 × 120,122.52
  4. Step 4: Simplify right side
    341,859.48x = 61,558,786,615.18
  5. Step 5: Solve for x
    x = 61,558,786,615.18/341,859.48
  6. Step 6: Final answer
    x = 180,070.44

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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.