Home / 149,945.76-224,918.76-39,137.76

Finding the Fourth Proportional to 149,945.76, 224,918.76 and 39,137.76

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Solution

The fourth proportional to 149,945.76, 224,918.76 and 39,137.76 is: 58,706.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,945.76 : 224,918.76 = 39,137.76 : x
  2. Step 2: Convert to fraction form
    149,945.76/224,918.76 = 39,137.76/x
  3. Step 3: Cross multiply
    149,945.76x = 224,918.76 × 39,137.76
  4. Step 4: Simplify right side
    149,945.76x = 8,802,816,448.38
  5. Step 5: Solve for x
    x = 8,802,816,448.38/149,945.76
  6. Step 6: Final answer
    x = 58,706.67

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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.