Home / 236,038.85-353,638.49-135,992.34

Finding the Fourth Proportional to 236,038.85, 353,638.49 and 135,992.34

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Solution

The fourth proportional to 236,038.85, 353,638.49 and 135,992.34 is: 203,746.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,038.85 : 353,638.49 = 135,992.34 : x
  2. Step 2: Convert to fraction form
    236,038.85/353,638.49 = 135,992.34/x
  3. Step 3: Cross multiply
    236,038.85x = 353,638.49 × 135,992.34
  4. Step 4: Simplify right side
    236,038.85x = 48,092,125,769.17
  5. Step 5: Solve for x
    x = 48,092,125,769.17/236,038.85
  6. Step 6: Final answer
    x = 203,746.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.