Home / 148,688.70-222,915.06-73,788.74

Finding the Fourth Proportional to 148,688.70, 222,915.06 and 73,788.74

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Solution

The fourth proportional to 148,688.70, 222,915.06 and 73,788.74 is: 110,624.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,688.70 : 222,915.06 = 73,788.74 : x
  2. Step 2: Convert to fraction form
    148,688.70/222,915.06 = 73,788.74/x
  3. Step 3: Cross multiply
    148,688.70x = 222,915.06 × 73,788.74
  4. Step 4: Simplify right side
    148,688.70x = 16,448,621,404.42
  5. Step 5: Solve for x
    x = 16,448,621,404.42/148,688.70
  6. Step 6: Final answer
    x = 110,624.56

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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.