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Finding the Fourth Proportional to 173,563, 239,448.48 and 108,994.25

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Solution

The fourth proportional to 173,563, 239,448.48 and 108,994.25 is: 150,369.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,563 : 239,448.48 = 108,994.25 : x
  2. Step 2: Convert to fraction form
    173,563/239,448.48 = 108,994.25/x
  3. Step 3: Cross multiply
    173,563x = 239,448.48 × 108,994.25
  4. Step 4: Simplify right side
    173,563x = 26,098,507,491.24
  5. Step 5: Solve for x
    x = 26,098,507,491.24/173,563
  6. Step 6: Final answer
    x = 150,369.07

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1.5x scale

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.