Home / 75,608.72-104,339.21-41,616.47

Finding the Fourth Proportional to 75,608.72, 104,339.21 and 41,616.47

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Solution

The fourth proportional to 75,608.72, 104,339.21 and 41,616.47 is: 57,430.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,608.72 : 104,339.21 = 41,616.47 : x
  2. Step 2: Convert to fraction form
    75,608.72/104,339.21 = 41,616.47/x
  3. Step 3: Cross multiply
    75,608.72x = 104,339.21 × 41,616.47
  4. Step 4: Simplify right side
    75,608.72x = 4,342,229,602.79
  5. Step 5: Solve for x
    x = 4,342,229,602.79/75,608.72
  6. Step 6: Final answer
    x = 57,430.28

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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.