Home / 288,156.93-432,291.42-110,650.89

Finding the Fourth Proportional to 288,156.93, 432,291.42 and 110,650.89

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Solution

The fourth proportional to 288,156.93, 432,291.42 and 110,650.89 is: 165,997.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,156.93 : 432,291.42 = 110,650.89 : x
  2. Step 2: Convert to fraction form
    288,156.93/432,291.42 = 110,650.89/x
  3. Step 3: Cross multiply
    288,156.93x = 432,291.42 × 110,650.89
  4. Step 4: Simplify right side
    288,156.93x = 47,833,430,362.36
  5. Step 5: Solve for x
    x = 47,833,430,362.36/288,156.93
  6. Step 6: Final answer
    x = 165,997.85

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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.