Home / 207,484.84-311,268.06-74,329.24

Finding the Fourth Proportional to 207,484.84, 311,268.06 and 74,329.24

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Solution

The fourth proportional to 207,484.84, 311,268.06 and 74,329.24 is: 111,508.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,484.84 : 311,268.06 = 74,329.24 : x
  2. Step 2: Convert to fraction form
    207,484.84/311,268.06 = 74,329.24/x
  3. Step 3: Cross multiply
    207,484.84x = 311,268.06 × 74,329.24
  4. Step 4: Simplify right side
    207,484.84x = 23,136,318,336.07
  5. Step 5: Solve for x
    x = 23,136,318,336.07/207,484.84
  6. Step 6: Final answer
    x = 111,508.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.