Home / 238,222.38-328,747.54-130,799.37

Finding the Fourth Proportional to 238,222.38, 328,747.54 and 130,799.37

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Solution

The fourth proportional to 238,222.38, 328,747.54 and 130,799.37 is: 180,503.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,222.38 : 328,747.54 = 130,799.37 : x
  2. Step 2: Convert to fraction form
    238,222.38/328,747.54 = 130,799.37/x
  3. Step 3: Cross multiply
    238,222.38x = 328,747.54 × 130,799.37
  4. Step 4: Simplify right side
    238,222.38x = 42,999,971,121.05
  5. Step 5: Solve for x
    x = 42,999,971,121.05/238,222.38
  6. Step 6: Final answer
    x = 180,503.49

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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.