Home / 155,451.40-233,292.30-102,843.40

Finding the Fourth Proportional to 155,451.40, 233,292.30 and 102,843.40

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Solution

The fourth proportional to 155,451.40, 233,292.30 and 102,843.40 is: 154,341.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,451.40 : 233,292.30 = 102,843.40 : x
  2. Step 2: Convert to fraction form
    155,451.40/233,292.30 = 102,843.40/x
  3. Step 3: Cross multiply
    155,451.40x = 233,292.30 × 102,843.40
  4. Step 4: Simplify right side
    155,451.40x = 23,992,573,325.82
  5. Step 5: Solve for x
    x = 23,992,573,325.82/155,451.40
  6. Step 6: Final answer
    x = 154,341.31

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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.