Home / 237,794.21-328,148.90-130,360.57

Finding the Fourth Proportional to 237,794.21, 328,148.90 and 130,360.57

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Solution

The fourth proportional to 237,794.21, 328,148.90 and 130,360.57 is: 179,893.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,794.21 : 328,148.90 = 130,360.57 : x
  2. Step 2: Convert to fraction form
    237,794.21/328,148.90 = 130,360.57/x
  3. Step 3: Cross multiply
    237,794.21x = 328,148.90 × 130,360.57
  4. Step 4: Simplify right side
    237,794.21x = 42,777,677,648.87
  5. Step 5: Solve for x
    x = 42,777,677,648.87/237,794.21
  6. Step 6: Final answer
    x = 179,893.69

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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.