Home / 268,401.21-370,384.27-147,541.63

Finding the Fourth Proportional to 268,401.21, 370,384.27 and 147,541.63

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Solution

The fourth proportional to 268,401.21, 370,384.27 and 147,541.63 is: 203,602.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,401.21 : 370,384.27 = 147,541.63 : x
  2. Step 2: Convert to fraction form
    268,401.21/370,384.27 = 147,541.63/x
  3. Step 3: Cross multiply
    268,401.21x = 370,384.27 × 147,541.63
  4. Step 4: Simplify right side
    268,401.21x = 54,647,098,922.16
  5. Step 5: Solve for x
    x = 54,647,098,922.16/268,401.21
  6. Step 6: Final answer
    x = 203,602.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.