Home / 348,619.78-523,150.82-148,941.67

Finding the Fourth Proportional to 348,619.78, 523,150.82 and 148,941.67

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Solution

The fourth proportional to 348,619.78, 523,150.82 and 148,941.67 is: 223,506.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,619.78 : 523,150.82 = 148,941.67 : x
  2. Step 2: Convert to fraction form
    348,619.78/523,150.82 = 148,941.67/x
  3. Step 3: Cross multiply
    348,619.78x = 523,150.82 × 148,941.67
  4. Step 4: Simplify right side
    348,619.78x = 77,918,955,857.15
  5. Step 5: Solve for x
    x = 77,918,955,857.15/348,619.78
  6. Step 6: Final answer
    x = 223,506.99

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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.