Home / 355,558.58-533,338.31-145,196.52

Finding the Fourth Proportional to 355,558.58, 533,338.31 and 145,196.52

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Solution

The fourth proportional to 355,558.58, 533,338.31 and 145,196.52 is: 217,794.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,558.58 : 533,338.31 = 145,196.52 : x
  2. Step 2: Convert to fraction form
    355,558.58/533,338.31 = 145,196.52/x
  3. Step 3: Cross multiply
    355,558.58x = 533,338.31 × 145,196.52
  4. Step 4: Simplify right side
    355,558.58x = 77,438,864,957.65
  5. Step 5: Solve for x
    x = 77,438,864,957.65/355,558.58
  6. Step 6: Final answer
    x = 217,794.96

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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.