Home / 268,946.48-371,143.08-148,085.24

Finding the Fourth Proportional to 268,946.48, 371,143.08 and 148,085.24

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Solution

The fourth proportional to 268,946.48, 371,143.08 and 148,085.24 is: 204,355.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,946.48 : 371,143.08 = 148,085.24 : x
  2. Step 2: Convert to fraction form
    268,946.48/371,143.08 = 148,085.24/x
  3. Step 3: Cross multiply
    268,946.48x = 371,143.08 × 148,085.24
  4. Step 4: Simplify right side
    268,946.48x = 54,960,812,076.14
  5. Step 5: Solve for x
    x = 54,960,812,076.14/268,946.48
  6. Step 6: Final answer
    x = 204,355.95

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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.