Home / 238,222.58-328,747.80-130,799.57

Finding the Fourth Proportional to 238,222.58, 328,747.80 and 130,799.57

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Solution

The fourth proportional to 238,222.58, 328,747.80 and 130,799.57 is: 180,503.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,222.58 : 328,747.80 = 130,799.57 : x
  2. Step 2: Convert to fraction form
    238,222.58/328,747.80 = 130,799.57/x
  3. Step 3: Cross multiply
    238,222.58x = 328,747.80 × 130,799.57
  4. Step 4: Simplify right side
    238,222.58x = 43,000,069,234.71
  5. Step 5: Solve for x
    x = 43,000,069,234.71/238,222.58
  6. Step 6: Final answer
    x = 180,503.75

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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.