Home / 55,848.27-77,071.04-30,354.65

Finding the Fourth Proportional to 55,848.27, 77,071.04 and 30,354.65

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Solution

The fourth proportional to 55,848.27, 77,071.04 and 30,354.65 is: 41,889.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,848.27 : 77,071.04 = 30,354.65 : x
  2. Step 2: Convert to fraction form
    55,848.27/77,071.04 = 30,354.65/x
  3. Step 3: Cross multiply
    55,848.27x = 77,071.04 × 30,354.65
  4. Step 4: Simplify right side
    55,848.27x = 2,339,463,907.21
  5. Step 5: Solve for x
    x = 2,339,463,907.21/55,848.27
  6. Step 6: Final answer
    x = 41,889.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.