Home / 238,099.59-328,576.39-130,671.36

Finding the Fourth Proportional to 238,099.59, 328,576.39 and 130,671.36

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Solution

The fourth proportional to 238,099.59, 328,576.39 and 130,671.36 is: 180,325.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,099.59 : 328,576.39 = 130,671.36 : x
  2. Step 2: Convert to fraction form
    238,099.59/328,576.39 = 130,671.36/x
  3. Step 3: Cross multiply
    238,099.59x = 328,576.39 × 130,671.36
  4. Step 4: Simplify right side
    238,099.59x = 42,935,523,745.19
  5. Step 5: Solve for x
    x = 42,935,523,745.19/238,099.59
  6. Step 6: Final answer
    x = 180,325.90

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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.