Home / 237,785.22-328,145.94-130,357.44

Finding the Fourth Proportional to 237,785.22, 328,145.94 and 130,357.44

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Solution

The fourth proportional to 237,785.22, 328,145.94 and 130,357.44 is: 179,894.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,785.22 : 328,145.94 = 130,357.44 : x
  2. Step 2: Convert to fraction form
    237,785.22/328,145.94 = 130,357.44/x
  3. Step 3: Cross multiply
    237,785.22x = 328,145.94 × 130,357.44
  4. Step 4: Simplify right side
    237,785.22x = 42,776,264,684.79
  5. Step 5: Solve for x
    x = 42,776,264,684.79/237,785.22
  6. Step 6: Final answer
    x = 179,894.55

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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.