Home / 271,743.84-407,731.02-145,351.17

Finding the Fourth Proportional to 271,743.84, 407,731.02 and 145,351.17

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Solution

The fourth proportional to 271,743.84, 407,731.02 and 145,351.17 is: 218,088.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,743.84 : 407,731.02 = 145,351.17 : x
  2. Step 2: Convert to fraction form
    271,743.84/407,731.02 = 145,351.17/x
  3. Step 3: Cross multiply
    271,743.84x = 407,731.02 × 145,351.17
  4. Step 4: Simplify right side
    271,743.84x = 59,264,180,802.29
  5. Step 5: Solve for x
    x = 59,264,180,802.29/271,743.84
  6. Step 6: Final answer
    x = 218,088.41

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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.