Home / 149,456.40-223,882.20-93,123.60

Finding the Fourth Proportional to 149,456.40, 223,882.20 and 93,123.60

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Solution

The fourth proportional to 149,456.40, 223,882.20 and 93,123.60 is: 139,496.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,456.40 : 223,882.20 = 93,123.60 : x
  2. Step 2: Convert to fraction form
    149,456.40/223,882.20 = 93,123.60/x
  3. Step 3: Cross multiply
    149,456.40x = 223,882.20 × 93,123.60
  4. Step 4: Simplify right side
    149,456.40x = 20,848,716,439.92
  5. Step 5: Solve for x
    x = 20,848,716,439.92/149,456.40
  6. Step 6: Final answer
    x = 139,496.98

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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.