Home / 264,839.14-365,477.70-143,980.12

Finding the Fourth Proportional to 264,839.14, 365,477.70 and 143,980.12

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Solution

The fourth proportional to 264,839.14, 365,477.70 and 143,980.12 is: 198,692.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,839.14 : 365,477.70 = 143,980.12 : x
  2. Step 2: Convert to fraction form
    264,839.14/365,477.70 = 143,980.12/x
  3. Step 3: Cross multiply
    264,839.14x = 365,477.70 × 143,980.12
  4. Step 4: Simplify right side
    264,839.14x = 52,621,523,103.32
  5. Step 5: Solve for x
    x = 52,621,523,103.32/264,839.14
  6. Step 6: Final answer
    x = 198,692.40

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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.