Home / 57,082.80-78,774.99-35,581.23

Finding the Fourth Proportional to 57,082.80, 78,774.99 and 35,581.23

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Solution

The fourth proportional to 57,082.80, 78,774.99 and 35,581.23 is: 49,102.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,082.80 : 78,774.99 = 35,581.23 : x
  2. Step 2: Convert to fraction form
    57,082.80/78,774.99 = 35,581.23/x
  3. Step 3: Cross multiply
    57,082.80x = 78,774.99 × 35,581.23
  4. Step 4: Simplify right side
    57,082.80x = 2,802,911,037.44
  5. Step 5: Solve for x
    x = 2,802,911,037.44/57,082.80
  6. Step 6: Final answer
    x = 49,102.55

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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.