Home / 302,989.03-454,482.78-89,773.54

Finding the Fourth Proportional to 302,989.03, 454,482.78 and 89,773.54

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Solution

The fourth proportional to 302,989.03, 454,482.78 and 89,773.54 is: 134,660.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,989.03 : 454,482.78 = 89,773.54 : x
  2. Step 2: Convert to fraction form
    302,989.03/454,482.78 = 89,773.54/x
  3. Step 3: Cross multiply
    302,989.03x = 454,482.78 × 89,773.54
  4. Step 4: Simplify right side
    302,989.03x = 40,800,526,893.43
  5. Step 5: Solve for x
    x = 40,800,526,893.43/302,989.03
  6. Step 6: Final answer
    x = 134,660.08

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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.