Home / 55,834.44-77,054.48-31,640.10

Finding the Fourth Proportional to 55,834.44, 77,054.48 and 31,640.10

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Solution

The fourth proportional to 55,834.44, 77,054.48 and 31,640.10 is: 43,665.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,834.44 : 77,054.48 = 31,640.10 : x
  2. Step 2: Convert to fraction form
    55,834.44/77,054.48 = 31,640.10/x
  3. Step 3: Cross multiply
    55,834.44x = 77,054.48 × 31,640.10
  4. Step 4: Simplify right side
    55,834.44x = 2,438,011,452.65
  5. Step 5: Solve for x
    x = 2,438,011,452.65/55,834.44
  6. Step 6: Final answer
    x = 43,665.01

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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.