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Finding the Fourth Proportional to 61,395.44, 84,730.59 and 34,536.33

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Solution

The fourth proportional to 61,395.44, 84,730.59 and 34,536.33 is: 47,662.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,395.44 : 84,730.59 = 34,536.33 : x
  2. Step 2: Convert to fraction form
    61,395.44/84,730.59 = 34,536.33/x
  3. Step 3: Cross multiply
    61,395.44x = 84,730.59 × 34,536.33
  4. Step 4: Simplify right side
    61,395.44x = 2,926,283,617.33
  5. Step 5: Solve for x
    x = 2,926,283,617.33/61,395.44
  6. Step 6: Final answer
    x = 47,662.89

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1.5x scale

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.