Home / 64,132.13-88,445.04-40,261.03

Finding the Fourth Proportional to 64,132.13, 88,445.04 and 40,261.03

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Solution

The fourth proportional to 64,132.13, 88,445.04 and 40,261.03 is: 55,524.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,132.13 : 88,445.04 = 40,261.03 : x
  2. Step 2: Convert to fraction form
    64,132.13/88,445.04 = 40,261.03/x
  3. Step 3: Cross multiply
    64,132.13x = 88,445.04 × 40,261.03
  4. Step 4: Simplify right side
    64,132.13x = 3,560,888,408.79
  5. Step 5: Solve for x
    x = 3,560,888,408.79/64,132.13
  6. Step 6: Final answer
    x = 55,524.25

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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.