Home / 237,886.90-328,288.44-130,450.54

Finding the Fourth Proportional to 237,886.90, 328,288.44 and 130,450.54

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Solution

The fourth proportional to 237,886.90, 328,288.44 and 130,450.54 is: 180,024.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,886.90 : 328,288.44 = 130,450.54 : x
  2. Step 2: Convert to fraction form
    237,886.90/328,288.44 = 130,450.54/x
  3. Step 3: Cross multiply
    237,886.90x = 328,288.44 × 130,450.54
  4. Step 4: Simplify right side
    237,886.90x = 42,825,404,273.76
  5. Step 5: Solve for x
    x = 42,825,404,273.76/237,886.90
  6. Step 6: Final answer
    x = 180,024.22

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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.