Home / 65,922.48-90,957.25-39,060.34

Finding the Fourth Proportional to 65,922.48, 90,957.25 and 39,060.34

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Solution

The fourth proportional to 65,922.48, 90,957.25 and 39,060.34 is: 53,893.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,922.48 : 90,957.25 = 39,060.34 : x
  2. Step 2: Convert to fraction form
    65,922.48/90,957.25 = 39,060.34/x
  3. Step 3: Cross multiply
    65,922.48x = 90,957.25 × 39,060.34
  4. Step 4: Simplify right side
    65,922.48x = 3,552,821,110.47
  5. Step 5: Solve for x
    x = 3,552,821,110.47/65,922.48
  6. Step 6: Final answer
    x = 53,893.92

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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.