Home / 65,278.03-90,082.91-36,597.55

Finding the Fourth Proportional to 65,278.03, 90,082.91 and 36,597.55

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Solution

The fourth proportional to 65,278.03, 90,082.91 and 36,597.55 is: 50,504.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,278.03 : 90,082.91 = 36,597.55 : x
  2. Step 2: Convert to fraction form
    65,278.03/90,082.91 = 36,597.55/x
  3. Step 3: Cross multiply
    65,278.03x = 90,082.91 × 36,597.55
  4. Step 4: Simplify right side
    65,278.03x = 3,296,813,802.87
  5. Step 5: Solve for x
    x = 3,296,813,802.87/65,278.03
  6. Step 6: Final answer
    x = 50,504.19

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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.