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Finding the Fourth Proportional to 175,060.40, 262,007.40 and 154,065.20

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Solution

The fourth proportional to 175,060.40, 262,007.40 and 154,065.20 is: 230,584.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,060.40 : 262,007.40 = 154,065.20 : x
  2. Step 2: Convert to fraction form
    175,060.40/262,007.40 = 154,065.20/x
  3. Step 3: Cross multiply
    175,060.40x = 262,007.40 × 154,065.20
  4. Step 4: Simplify right side
    175,060.40x = 40,366,222,482.48
  5. Step 5: Solve for x
    x = 40,366,222,482.48/175,060.40
  6. Step 6: Final answer
    x = 230,584.54

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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.