Home / 301,739.78-452,668.02-102,092.70

Finding the Fourth Proportional to 301,739.78, 452,668.02 and 102,092.70

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Solution

The fourth proportional to 301,739.78, 452,668.02 and 102,092.70 is: 153,158.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,739.78 : 452,668.02 = 102,092.70 : x
  2. Step 2: Convert to fraction form
    301,739.78/452,668.02 = 102,092.70/x
  3. Step 3: Cross multiply
    301,739.78x = 452,668.02 × 102,092.70
  4. Step 4: Simplify right side
    301,739.78x = 46,214,100,365.45
  5. Step 5: Solve for x
    x = 46,214,100,365.45/301,739.78
  6. Step 6: Final answer
    x = 153,158.79

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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.