Home / 155,465.40-233,198.10-102,934.20

Finding the Fourth Proportional to 155,465.40, 233,198.10 and 102,934.20

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Solution

The fourth proportional to 155,465.40, 233,198.10 and 102,934.20 is: 154,401.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,465.40 : 233,198.10 = 102,934.20 : x
  2. Step 2: Convert to fraction form
    155,465.40/233,198.10 = 102,934.20/x
  3. Step 3: Cross multiply
    155,465.40x = 233,198.10 × 102,934.20
  4. Step 4: Simplify right side
    155,465.40x = 24,004,059,865.02
  5. Step 5: Solve for x
    x = 24,004,059,865.02/155,465.40
  6. Step 6: Final answer
    x = 154,401.30

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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.