Home / 66,273.02-91,455.75-36,057.65

Finding the Fourth Proportional to 66,273.02, 91,455.75 and 36,057.65

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Solution

The fourth proportional to 66,273.02, 91,455.75 and 36,057.65 is: 49,759.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,273.02 : 91,455.75 = 36,057.65 : x
  2. Step 2: Convert to fraction form
    66,273.02/91,455.75 = 36,057.65/x
  3. Step 3: Cross multiply
    66,273.02x = 91,455.75 × 36,057.65
  4. Step 4: Simplify right side
    66,273.02x = 3,297,679,423.99
  5. Step 5: Solve for x
    x = 3,297,679,423.99/66,273.02
  6. Step 6: Final answer
    x = 49,759.00

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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.