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Finding the Fourth Proportional to 61,384.03, 84,697.24 and 35,885.47

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Solution

The fourth proportional to 61,384.03, 84,697.24 and 35,885.47 is: 49,514.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,384.03 : 84,697.24 = 35,885.47 : x
  2. Step 2: Convert to fraction form
    61,384.03/84,697.24 = 35,885.47/x
  3. Step 3: Cross multiply
    61,384.03x = 84,697.24 × 35,885.47
  4. Step 4: Simplify right side
    61,384.03x = 3,039,400,265.10
  5. Step 5: Solve for x
    x = 3,039,400,265.10/61,384.03
  6. Step 6: Final answer
    x = 49,514.51

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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.