Home / 76,042.43-104,943.96-42,050.24

Finding the Fourth Proportional to 76,042.43, 104,943.96 and 42,050.24

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Solution

The fourth proportional to 76,042.43, 104,943.96 and 42,050.24 is: 58,032.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,042.43 : 104,943.96 = 42,050.24 : x
  2. Step 2: Convert to fraction form
    76,042.43/104,943.96 = 42,050.24/x
  3. Step 3: Cross multiply
    76,042.43x = 104,943.96 × 42,050.24
  4. Step 4: Simplify right side
    76,042.43x = 4,412,917,969.58
  5. Step 5: Solve for x
    x = 4,412,917,969.58/76,042.43
  6. Step 6: Final answer
    x = 58,032.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.