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Finding the Fourth Proportional to 60,884.48, 84,014.88 and 35,729.12

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Solution

The fourth proportional to 60,884.48, 84,014.88 and 35,729.12 is: 49,302.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,884.48 : 84,014.88 = 35,729.12 : x
  2. Step 2: Convert to fraction form
    60,884.48/84,014.88 = 35,729.12/x
  3. Step 3: Cross multiply
    60,884.48x = 84,014.88 × 35,729.12
  4. Step 4: Simplify right side
    60,884.48x = 3,001,777,729.31
  5. Step 5: Solve for x
    x = 3,001,777,729.31/60,884.48
  6. Step 6: Final answer
    x = 49,302.84

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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.