Home / 237,803.21-328,168.34-130,370.94

Finding the Fourth Proportional to 237,803.21, 328,168.34 and 130,370.94

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Solution

The fourth proportional to 237,803.21, 328,168.34 and 130,370.94 is: 179,911.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,803.21 : 328,168.34 = 130,370.94 : x
  2. Step 2: Convert to fraction form
    237,803.21/328,168.34 = 130,370.94/x
  3. Step 3: Cross multiply
    237,803.21x = 328,168.34 × 130,370.94
  4. Step 4: Simplify right side
    237,803.21x = 42,783,612,671.34
  5. Step 5: Solve for x
    x = 42,783,612,671.34/237,803.21
  6. Step 6: Final answer
    x = 179,911.84

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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.