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Finding the Fourth Proportional to 241,941, 333,878.58 and 135,957

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Solution

The fourth proportional to 241,941, 333,878.58 and 135,957 is: 187,620.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,941 : 333,878.58 = 135,957 : x
  2. Step 2: Convert to fraction form
    241,941/333,878.58 = 135,957/x
  3. Step 3: Cross multiply
    241,941x = 333,878.58 × 135,957
  4. Step 4: Simplify right side
    241,941x = 45,393,130,101.06
  5. Step 5: Solve for x
    x = 45,393,130,101.06/241,941
  6. Step 6: Final answer
    x = 187,620.66

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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.