Home / 216,948.20-325,422.30-153,962.60

Finding the Fourth Proportional to 216,948.20, 325,422.30 and 153,962.60

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Solution

The fourth proportional to 216,948.20, 325,422.30 and 153,962.60 is: 230,943.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,948.20 : 325,422.30 = 153,962.60 : x
  2. Step 2: Convert to fraction form
    216,948.20/325,422.30 = 153,962.60/x
  3. Step 3: Cross multiply
    216,948.20x = 325,422.30 × 153,962.60
  4. Step 4: Simplify right side
    216,948.20x = 50,102,863,405.98
  5. Step 5: Solve for x
    x = 50,102,863,405.98/216,948.20
  6. Step 6: Final answer
    x = 230,943.90

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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.