Home / 66,075.27-91,184.31-35,861.10

Finding the Fourth Proportional to 66,075.27, 91,184.31 and 35,861.10

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Solution

The fourth proportional to 66,075.27, 91,184.31 and 35,861.10 is: 49,488.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,075.27 : 91,184.31 = 35,861.10 : x
  2. Step 2: Convert to fraction form
    66,075.27/91,184.31 = 35,861.10/x
  3. Step 3: Cross multiply
    66,075.27x = 91,184.31 × 35,861.10
  4. Step 4: Simplify right side
    66,075.27x = 3,269,969,659.34
  5. Step 5: Solve for x
    x = 3,269,969,659.34/66,075.27
  6. Step 6: Final answer
    x = 49,488.56

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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.