Home / 271,143.63-374,134.23-169,152.87

Finding the Fourth Proportional to 271,143.63, 374,134.23 and 169,152.87

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Solution

The fourth proportional to 271,143.63, 374,134.23 and 169,152.87 is: 233,403.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,143.63 : 374,134.23 = 169,152.87 : x
  2. Step 2: Convert to fraction form
    271,143.63/374,134.23 = 169,152.87/x
  3. Step 3: Cross multiply
    271,143.63x = 374,134.23 × 169,152.87
  4. Step 4: Simplify right side
    271,143.63x = 63,285,878,769.74
  5. Step 5: Solve for x
    x = 63,285,878,769.74/271,143.63
  6. Step 6: Final answer
    x = 233,403.52

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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.