Home / 348,621.35-523,153.23-148,943.25

Finding the Fourth Proportional to 348,621.35, 523,153.23 and 148,943.25

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Solution

The fourth proportional to 348,621.35, 523,153.23 and 148,943.25 is: 223,509.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,621.35 : 523,153.23 = 148,943.25 : x
  2. Step 2: Convert to fraction form
    348,621.35/523,153.23 = 148,943.25/x
  3. Step 3: Cross multiply
    348,621.35x = 523,153.23 × 148,943.25
  4. Step 4: Simplify right side
    348,621.35x = 77,920,142,324.20
  5. Step 5: Solve for x
    x = 77,920,142,324.20/348,621.35
  6. Step 6: Final answer
    x = 223,509.38

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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.