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Finding the Fourth Proportional to 61,323.60, 84,625.56 and 34,098.60

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Solution

The fourth proportional to 61,323.60, 84,625.56 and 34,098.60 is: 47,055.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,323.60 : 84,625.56 = 34,098.60 : x
  2. Step 2: Convert to fraction form
    61,323.60/84,625.56 = 34,098.60/x
  3. Step 3: Cross multiply
    61,323.60x = 84,625.56 × 34,098.60
  4. Step 4: Simplify right side
    61,323.60x = 2,885,613,120.22
  5. Step 5: Solve for x
    x = 2,885,613,120.22/61,323.60
  6. Step 6: Final answer
    x = 47,055.51

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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.