Home / 355,789.63-533,684.03-115,903.15

Finding the Fourth Proportional to 355,789.63, 533,684.03 and 115,903.15

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Solution

The fourth proportional to 355,789.63, 533,684.03 and 115,903.15 is: 173,854.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,789.63 : 533,684.03 = 115,903.15 : x
  2. Step 2: Convert to fraction form
    355,789.63/533,684.03 = 115,903.15/x
  3. Step 3: Cross multiply
    355,789.63x = 533,684.03 × 115,903.15
  4. Step 4: Simplify right side
    355,789.63x = 61,855,660,471.45
  5. Step 5: Solve for x
    x = 61,855,660,471.45/355,789.63
  6. Step 6: Final answer
    x = 173,854.59

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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.