Home / 238,252.02-328,772.94-130,821.54

Finding the Fourth Proportional to 238,252.02, 328,772.94 and 130,821.54

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Solution

The fourth proportional to 238,252.02, 328,772.94 and 130,821.54 is: 180,525.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,252.02 : 328,772.94 = 130,821.54 : x
  2. Step 2: Convert to fraction form
    238,252.02/328,772.94 = 130,821.54/x
  3. Step 3: Cross multiply
    238,252.02x = 328,772.94 × 130,821.54
  4. Step 4: Simplify right side
    238,252.02x = 43,010,582,321.13
  5. Step 5: Solve for x
    x = 43,010,582,321.13/238,252.02
  6. Step 6: Final answer
    x = 180,525.57

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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.