Home / 234,058.90-323,039.92-143,465.26

Finding the Fourth Proportional to 234,058.90, 323,039.92 and 143,465.26

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Solution

The fourth proportional to 234,058.90, 323,039.92 and 143,465.26 is: 198,005.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,058.90 : 323,039.92 = 143,465.26 : x
  2. Step 2: Convert to fraction form
    234,058.90/323,039.92 = 143,465.26/x
  3. Step 3: Cross multiply
    234,058.90x = 323,039.92 × 143,465.26
  4. Step 4: Simplify right side
    234,058.90x = 46,345,006,113.18
  5. Step 5: Solve for x
    x = 46,345,006,113.18/234,058.90
  6. Step 6: Final answer
    x = 198,005.74

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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.