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Finding the Fourth Proportional to 61,597.28, 85,004 and 33,302.96

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Solution

The fourth proportional to 61,597.28, 85,004 and 33,302.96 is: 45,957.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,597.28 : 85,004 = 33,302.96 : x
  2. Step 2: Convert to fraction form
    61,597.28/85,004 = 33,302.96/x
  3. Step 3: Cross multiply
    61,597.28x = 85,004 × 33,302.96
  4. Step 4: Simplify right side
    61,597.28x = 2,830,884,811.84
  5. Step 5: Solve for x
    x = 2,830,884,811.84/61,597.28
  6. Step 6: Final answer
    x = 45,957.95

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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.