Home / 86,722.85-130,082.84-25,933.26

Finding the Fourth Proportional to 86,722.85, 130,082.84 and 25,933.26

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Solution

The fourth proportional to 86,722.85, 130,082.84 and 25,933.26 is: 38,899.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,722.85 : 130,082.84 = 25,933.26 : x
  2. Step 2: Convert to fraction form
    86,722.85/130,082.84 = 25,933.26/x
  3. Step 3: Cross multiply
    86,722.85x = 130,082.84 × 25,933.26
  4. Step 4: Simplify right side
    86,722.85x = 3,373,471,981.59
  5. Step 5: Solve for x
    x = 3,373,471,981.59/86,722.85
  6. Step 6: Final answer
    x = 38,899.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.