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Finding the Fourth Proportional to 65,955.66, 91,018.88 and 35,740.71

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Solution

The fourth proportional to 65,955.66, 91,018.88 and 35,740.71 is: 49,322.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,955.66 : 91,018.88 = 35,740.71 : x
  2. Step 2: Convert to fraction form
    65,955.66/91,018.88 = 35,740.71/x
  3. Step 3: Cross multiply
    65,955.66x = 91,018.88 × 35,740.71
  4. Step 4: Simplify right side
    65,955.66x = 3,253,079,622.15
  5. Step 5: Solve for x
    x = 3,253,079,622.15/65,955.66
  6. Step 6: Final answer
    x = 49,322.22

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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.