Home / 57,768.84-79,726.32-35,102.60

Finding the Fourth Proportional to 57,768.84, 79,726.32 and 35,102.60

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Solution

The fourth proportional to 57,768.84, 79,726.32 and 35,102.60 is: 48,444.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,768.84 : 79,726.32 = 35,102.60 : x
  2. Step 2: Convert to fraction form
    57,768.84/79,726.32 = 35,102.60/x
  3. Step 3: Cross multiply
    57,768.84x = 79,726.32 × 35,102.60
  4. Step 4: Simplify right side
    57,768.84x = 2,798,601,120.43
  5. Step 5: Solve for x
    x = 2,798,601,120.43/57,768.84
  6. Step 6: Final answer
    x = 48,444.82

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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.