Home / 348,623.98-523,157.16-148,945.88

Finding the Fourth Proportional to 348,623.98, 523,157.16 and 148,945.88

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Solution

The fourth proportional to 348,623.98, 523,157.16 and 148,945.88 is: 223,513.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,623.98 : 523,157.16 = 148,945.88 : x
  2. Step 2: Convert to fraction form
    348,623.98/523,157.16 = 148,945.88/x
  3. Step 3: Cross multiply
    348,623.98x = 523,157.16 × 148,945.88
  4. Step 4: Simplify right side
    348,623.98x = 77,922,105,440.94
  5. Step 5: Solve for x
    x = 77,922,105,440.94/348,623.98
  6. Step 6: Final answer
    x = 223,513.33

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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.