Home / 65,399.35-90,278.52-44,207.32

Finding the Fourth Proportional to 65,399.35, 90,278.52 and 44,207.32

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Solution

The fourth proportional to 65,399.35, 90,278.52 and 44,207.32 is: 61,024.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,399.35 : 90,278.52 = 44,207.32 : x
  2. Step 2: Convert to fraction form
    65,399.35/90,278.52 = 44,207.32/x
  3. Step 3: Cross multiply
    65,399.35x = 90,278.52 × 44,207.32
  4. Step 4: Simplify right side
    65,399.35x = 3,990,971,573.56
  5. Step 5: Solve for x
    x = 3,990,971,573.56/65,399.35
  6. Step 6: Final answer
    x = 61,024.64

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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.