Home / 288,342.08-432,357.60-110,893.76

Finding the Fourth Proportional to 288,342.08, 432,357.60 and 110,893.76

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Solution

The fourth proportional to 288,342.08, 432,357.60 and 110,893.76 is: 166,280.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,342.08 : 432,357.60 = 110,893.76 : x
  2. Step 2: Convert to fraction form
    288,342.08/432,357.60 = 110,893.76/x
  3. Step 3: Cross multiply
    288,342.08x = 432,357.60 × 110,893.76
  4. Step 4: Simplify right side
    288,342.08x = 47,945,759,928.58
  5. Step 5: Solve for x
    x = 47,945,759,928.58/288,342.08
  6. Step 6: Final answer
    x = 166,280.83

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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.