Home / 301,082.02-451,623.24-76,459.30

Finding the Fourth Proportional to 301,082.02, 451,623.24 and 76,459.30

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Solution

The fourth proportional to 301,082.02, 451,623.24 and 76,459.30 is: 114,689.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,082.02 : 451,623.24 = 76,459.30 : x
  2. Step 2: Convert to fraction form
    301,082.02/451,623.24 = 76,459.30/x
  3. Step 3: Cross multiply
    301,082.02x = 451,623.24 × 76,459.30
  4. Step 4: Simplify right side
    301,082.02x = 34,530,796,794.13
  5. Step 5: Solve for x
    x = 34,530,796,794.13/301,082.02
  6. Step 6: Final answer
    x = 114,689.00

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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.