Home / 89,032.31-122,859.92-48,738.35

Finding the Fourth Proportional to 89,032.31, 122,859.92 and 48,738.35

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Solution

The fourth proportional to 89,032.31, 122,859.92 and 48,738.35 is: 67,256.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,032.31 : 122,859.92 = 48,738.35 : x
  2. Step 2: Convert to fraction form
    89,032.31/122,859.92 = 48,738.35/x
  3. Step 3: Cross multiply
    89,032.31x = 122,859.92 × 48,738.35
  4. Step 4: Simplify right side
    89,032.31x = 5,987,989,781.93
  5. Step 5: Solve for x
    x = 5,987,989,781.93/89,032.31
  6. Step 6: Final answer
    x = 67,256.37

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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.