Home / 238,408.02-329,001.69-130,975.74

Finding the Fourth Proportional to 238,408.02, 329,001.69 and 130,975.74

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Solution

The fourth proportional to 238,408.02, 329,001.69 and 130,975.74 is: 180,745.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,408.02 : 329,001.69 = 130,975.74 : x
  2. Step 2: Convert to fraction form
    238,408.02/329,001.69 = 130,975.74/x
  3. Step 3: Cross multiply
    238,408.02x = 329,001.69 × 130,975.74
  4. Step 4: Simplify right side
    238,408.02x = 43,091,239,809.00
  5. Step 5: Solve for x
    x = 43,091,239,809.00/238,408.02
  6. Step 6: Final answer
    x = 180,745.76

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1.5x scale

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.