Home / 152,956.32-229,434-40,647.84

Finding the Fourth Proportional to 152,956.32, 229,434 and 40,647.84

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Solution

The fourth proportional to 152,956.32, 229,434 and 40,647.84 is: 60,971.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,956.32 : 229,434 = 40,647.84 : x
  2. Step 2: Convert to fraction form
    152,956.32/229,434 = 40,647.84/x
  3. Step 3: Cross multiply
    152,956.32x = 229,434 × 40,647.84
  4. Step 4: Simplify right side
    152,956.32x = 9,325,996,522.56
  5. Step 5: Solve for x
    x = 9,325,996,522.56/152,956.32
  6. Step 6: Final answer
    x = 60,971.63

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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.