Home / 237,779.22-328,137.66-130,351.44

Finding the Fourth Proportional to 237,779.22, 328,137.66 and 130,351.44

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Solution

The fourth proportional to 237,779.22, 328,137.66 and 130,351.44 is: 179,886.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,779.22 : 328,137.66 = 130,351.44 : x
  2. Step 2: Convert to fraction form
    237,779.22/328,137.66 = 130,351.44/x
  3. Step 3: Cross multiply
    237,779.22x = 328,137.66 × 130,351.44
  4. Step 4: Simplify right side
    237,779.22x = 42,773,216,499.23
  5. Step 5: Solve for x
    x = 42,773,216,499.23/237,779.22
  6. Step 6: Final answer
    x = 179,886.27

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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.