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Finding the Fourth Proportional to 275,943.69, 413,966.88 and 96,021.63

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Solution

The fourth proportional to 275,943.69, 413,966.88 and 96,021.63 is: 144,050.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,943.69 : 413,966.88 = 96,021.63 : x
  2. Step 2: Convert to fraction form
    275,943.69/413,966.88 = 96,021.63/x
  3. Step 3: Cross multiply
    275,943.69x = 413,966.88 × 96,021.63
  4. Step 4: Simplify right side
    275,943.69x = 39,749,774,583.61
  5. Step 5: Solve for x
    x = 39,749,774,583.61/275,943.69
  6. Step 6: Final answer
    x = 144,050.31

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1.5x scale

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.