Home / 51,848.51-77,678.32-36,020.07

Finding the Fourth Proportional to 51,848.51, 77,678.32 and 36,020.07

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Solution

The fourth proportional to 51,848.51, 77,678.32 and 36,020.07 is: 53,964.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,848.51 : 77,678.32 = 36,020.07 : x
  2. Step 2: Convert to fraction form
    51,848.51/77,678.32 = 36,020.07/x
  3. Step 3: Cross multiply
    51,848.51x = 77,678.32 × 36,020.07
  4. Step 4: Simplify right side
    51,848.51x = 2,797,978,523.88
  5. Step 5: Solve for x
    x = 2,797,978,523.88/51,848.51
  6. Step 6: Final answer
    x = 53,964.49

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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.