Home / 173,075.08-238,709.28-109,389.64

Finding the Fourth Proportional to 173,075.08, 238,709.28 and 109,389.64

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Solution

The fourth proportional to 173,075.08, 238,709.28 and 109,389.64 is: 150,872.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,075.08 : 238,709.28 = 109,389.64 : x
  2. Step 2: Convert to fraction form
    173,075.08/238,709.28 = 109,389.64/x
  3. Step 3: Cross multiply
    173,075.08x = 238,709.28 × 109,389.64
  4. Step 4: Simplify right side
    173,075.08x = 26,112,322,203.86
  5. Step 5: Solve for x
    x = 26,112,322,203.86/173,075.08
  6. Step 6: Final answer
    x = 150,872.80

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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.