Home / 236,618.20-354,927.30-143,306.20

Finding the Fourth Proportional to 236,618.20, 354,927.30 and 143,306.20

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Solution

The fourth proportional to 236,618.20, 354,927.30 and 143,306.20 is: 214,959.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,618.20 : 354,927.30 = 143,306.20 : x
  2. Step 2: Convert to fraction form
    236,618.20/354,927.30 = 143,306.20/x
  3. Step 3: Cross multiply
    236,618.20x = 354,927.30 × 143,306.20
  4. Step 4: Simplify right side
    236,618.20x = 50,863,282,639.26
  5. Step 5: Solve for x
    x = 50,863,282,639.26/236,618.20
  6. Step 6: Final answer
    x = 214,959.30

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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.