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Finding the Fourth Proportional to 241,421.20, 333,154.92 and 133,988.48

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Solution

The fourth proportional to 241,421.20, 333,154.92 and 133,988.48 is: 184,900.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,421.20 : 333,154.92 = 133,988.48 : x
  2. Step 2: Convert to fraction form
    241,421.20/333,154.92 = 133,988.48/x
  3. Step 3: Cross multiply
    241,421.20x = 333,154.92 × 133,988.48
  4. Step 4: Simplify right side
    241,421.20x = 44,638,921,335.32
  5. Step 5: Solve for x
    x = 44,638,921,335.32/241,421.20
  6. Step 6: Final answer
    x = 184,900.59

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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.