Home / 178,885.94-268,338.08-45,767.34

Finding the Fourth Proportional to 178,885.94, 268,338.08 and 45,767.34

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Solution

The fourth proportional to 178,885.94, 268,338.08 and 45,767.34 is: 68,653.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,885.94 : 268,338.08 = 45,767.34 : x
  2. Step 2: Convert to fraction form
    178,885.94/268,338.08 = 45,767.34/x
  3. Step 3: Cross multiply
    178,885.94x = 268,338.08 × 45,767.34
  4. Step 4: Simplify right side
    178,885.94x = 12,281,120,142.31
  5. Step 5: Solve for x
    x = 12,281,120,142.31/178,885.94
  6. Step 6: Final answer
    x = 68,653.36

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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.