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Finding the Fourth Proportional to 61,601.60, 85,010.24 and 33,307.29

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Solution

The fourth proportional to 61,601.60, 85,010.24 and 33,307.29 is: 45,964.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,601.60 : 85,010.24 = 33,307.29 : x
  2. Step 2: Convert to fraction form
    61,601.60/85,010.24 = 33,307.29/x
  3. Step 3: Cross multiply
    61,601.60x = 85,010.24 × 33,307.29
  4. Step 4: Simplify right side
    61,601.60x = 2,831,460,716.65
  5. Step 5: Solve for x
    x = 2,831,460,716.65/61,601.60
  6. Step 6: Final answer
    x = 45,964.08

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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.