Home / 154,778.02-232,094.57-54,936

Finding the Fourth Proportional to 154,778.02, 232,094.57 and 54,936

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Solution

The fourth proportional to 154,778.02, 232,094.57 and 54,936 is: 82,378.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,778.02 : 232,094.57 = 54,936 : x
  2. Step 2: Convert to fraction form
    154,778.02/232,094.57 = 54,936/x
  3. Step 3: Cross multiply
    154,778.02x = 232,094.57 × 54,936
  4. Step 4: Simplify right side
    154,778.02x = 12,750,347,022.84
  5. Step 5: Solve for x
    x = 12,750,347,022.84/154,778.02
  6. Step 6: Final answer
    x = 82,378.28

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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.