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Finding the Fourth Proportional to 66,152.44, 91,291.40 and 35,938.36

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Solution

The fourth proportional to 66,152.44, 91,291.40 and 35,938.36 is: 49,595.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,152.44 : 91,291.40 = 35,938.36 : x
  2. Step 2: Convert to fraction form
    66,152.44/91,291.40 = 35,938.36/x
  3. Step 3: Cross multiply
    66,152.44x = 91,291.40 × 35,938.36
  4. Step 4: Simplify right side
    66,152.44x = 3,280,863,198.10
  5. Step 5: Solve for x
    x = 3,280,863,198.10/66,152.44
  6. Step 6: Final answer
    x = 49,595.50

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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.