Home / 271,638.49-407,530.19-94,145.35

Finding the Fourth Proportional to 271,638.49, 407,530.19 and 94,145.35

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Solution

The fourth proportional to 271,638.49, 407,530.19 and 94,145.35 is: 141,243.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,638.49 : 407,530.19 = 94,145.35 : x
  2. Step 2: Convert to fraction form
    271,638.49/407,530.19 = 94,145.35/x
  3. Step 3: Cross multiply
    271,638.49x = 407,530.19 × 94,145.35
  4. Step 4: Simplify right side
    271,638.49x = 38,367,072,373.12
  5. Step 5: Solve for x
    x = 38,367,072,373.12/271,638.49
  6. Step 6: Final answer
    x = 141,243.14

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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.