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Finding the Fourth Proportional to 65,955.84, 91,020.24 and 35,741.76

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Solution

The fourth proportional to 65,955.84, 91,020.24 and 35,741.76 is: 49,324.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,955.84 : 91,020.24 = 35,741.76 : x
  2. Step 2: Convert to fraction form
    65,955.84/91,020.24 = 35,741.76/x
  3. Step 3: Cross multiply
    65,955.84x = 91,020.24 × 35,741.76
  4. Step 4: Simplify right side
    65,955.84x = 3,253,223,573.22
  5. Step 5: Solve for x
    x = 3,253,223,573.22/65,955.84
  6. Step 6: Final answer
    x = 49,324.27

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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.