Home / 271,051.09-374,055.92-157,881.13

Finding the Fourth Proportional to 271,051.09, 374,055.92 and 157,881.13

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Solution

The fourth proportional to 271,051.09, 374,055.92 and 157,881.13 is: 217,879.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,051.09 : 374,055.92 = 157,881.13 : x
  2. Step 2: Convert to fraction form
    271,051.09/374,055.92 = 157,881.13/x
  3. Step 3: Cross multiply
    271,051.09x = 374,055.92 × 157,881.13
  4. Step 4: Simplify right side
    271,051.09x = 59,056,371,332.79
  5. Step 5: Solve for x
    x = 59,056,371,332.79/271,051.09
  6. Step 6: Final answer
    x = 217,879.11

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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.