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Finding the Fourth Proportional to 66,050.94, 91,148.85 and 35,836.32

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Solution

The fourth proportional to 66,050.94, 91,148.85 and 35,836.32 is: 49,453.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,050.94 : 91,148.85 = 35,836.32 : x
  2. Step 2: Convert to fraction form
    66,050.94/91,148.85 = 35,836.32/x
  3. Step 3: Cross multiply
    66,050.94x = 91,148.85 × 35,836.32
  4. Step 4: Simplify right side
    66,050.94x = 3,266,439,356.23
  5. Step 5: Solve for x
    x = 3,266,439,356.23/66,050.94
  6. Step 6: Final answer
    x = 49,453.34

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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.