Home / 158,238.20-236,983.08-137,348.84

Finding the Fourth Proportional to 158,238.20, 236,983.08 and 137,348.84

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Solution

The fourth proportional to 158,238.20, 236,983.08 and 137,348.84 is: 205,698.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,238.20 : 236,983.08 = 137,348.84 : x
  2. Step 2: Convert to fraction form
    158,238.20/236,983.08 = 137,348.84/x
  3. Step 3: Cross multiply
    158,238.20x = 236,983.08 × 137,348.84
  4. Step 4: Simplify right side
    158,238.20x = 32,549,351,137.63
  5. Step 5: Solve for x
    x = 32,549,351,137.63/158,238.20
  6. Step 6: Final answer
    x = 205,698.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.