Home / 65,261.28-90,058.16-35,452.64

Finding the Fourth Proportional to 65,261.28, 90,058.16 and 35,452.64

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Solution

The fourth proportional to 65,261.28, 90,058.16 and 35,452.64 is: 48,923.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,261.28 : 90,058.16 = 35,452.64 : x
  2. Step 2: Convert to fraction form
    65,261.28/90,058.16 = 35,452.64/x
  3. Step 3: Cross multiply
    65,261.28x = 90,058.16 × 35,452.64
  4. Step 4: Simplify right side
    65,261.28x = 3,192,799,525.54
  5. Step 5: Solve for x
    x = 3,192,799,525.54/65,261.28
  6. Step 6: Final answer
    x = 48,923.34

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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.