Home / 250,410.72-375,365.49-124,143.36

Finding the Fourth Proportional to 250,410.72, 375,365.49 and 124,143.36

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Solution

The fourth proportional to 250,410.72, 375,365.49 and 124,143.36 is: 186,090.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,410.72 : 375,365.49 = 124,143.36 : x
  2. Step 2: Convert to fraction form
    250,410.72/375,365.49 = 124,143.36/x
  3. Step 3: Cross multiply
    250,410.72x = 375,365.49 × 124,143.36
  4. Step 4: Simplify right side
    250,410.72x = 46,599,133,156.65
  5. Step 5: Solve for x
    x = 46,599,133,156.65/250,410.72
  6. Step 6: Final answer
    x = 186,090.81

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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.