Home / 122,858.02-184,286.87-38,625.53

Finding the Fourth Proportional to 122,858.02, 184,286.87 and 38,625.53

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Solution

The fourth proportional to 122,858.02, 184,286.87 and 38,625.53 is: 57,938.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,858.02 : 184,286.87 = 38,625.53 : x
  2. Step 2: Convert to fraction form
    122,858.02/184,286.87 = 38,625.53/x
  3. Step 3: Cross multiply
    122,858.02x = 184,286.87 × 38,625.53
  4. Step 4: Simplify right side
    122,858.02x = 7,118,178,719.63
  5. Step 5: Solve for x
    x = 7,118,178,719.63/122,858.02
  6. Step 6: Final answer
    x = 57,938.25

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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.