Home / 234,054.90-323,034.40-143,461.26

Finding the Fourth Proportional to 234,054.90, 323,034.40 and 143,461.26

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Solution

The fourth proportional to 234,054.90, 323,034.40 and 143,461.26 is: 198,000.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,054.90 : 323,034.40 = 143,461.26 : x
  2. Step 2: Convert to fraction form
    234,054.90/323,034.40 = 143,461.26/x
  3. Step 3: Cross multiply
    234,054.90x = 323,034.40 × 143,461.26
  4. Step 4: Simplify right side
    234,054.90x = 46,342,922,047.34
  5. Step 5: Solve for x
    x = 46,342,922,047.34/234,054.90
  6. Step 6: Final answer
    x = 198,000.22

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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.