Home / 181,529.49-250,522.84-100,971.35

Finding the Fourth Proportional to 181,529.49, 250,522.84 and 100,971.35

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Solution

The fourth proportional to 181,529.49, 250,522.84 and 100,971.35 is: 139,347.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,529.49 : 250,522.84 = 100,971.35 : x
  2. Step 2: Convert to fraction form
    181,529.49/250,522.84 = 100,971.35/x
  3. Step 3: Cross multiply
    181,529.49x = 250,522.84 × 100,971.35
  4. Step 4: Simplify right side
    181,529.49x = 25,295,629,360.63
  5. Step 5: Solve for x
    x = 25,295,629,360.63/181,529.49
  6. Step 6: Final answer
    x = 139,347.22

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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.