Home / 57,803.15-79,759.08-35,130.04

Finding the Fourth Proportional to 57,803.15, 79,759.08 and 35,130.04

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Solution

The fourth proportional to 57,803.15, 79,759.08 and 35,130.04 is: 48,473.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,803.15 : 79,759.08 = 35,130.04 : x
  2. Step 2: Convert to fraction form
    57,803.15/79,759.08 = 35,130.04/x
  3. Step 3: Cross multiply
    57,803.15x = 79,759.08 × 35,130.04
  4. Step 4: Simplify right side
    57,803.15x = 2,801,939,471.37
  5. Step 5: Solve for x
    x = 2,801,939,471.37/57,803.15
  6. Step 6: Final answer
    x = 48,473.82

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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.