Home / 238,522.08-329,169.16-131,100.32

Finding the Fourth Proportional to 238,522.08, 329,169.16 and 131,100.32

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Solution

The fourth proportional to 238,522.08, 329,169.16 and 131,100.32 is: 180,923.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,522.08 : 329,169.16 = 131,100.32 : x
  2. Step 2: Convert to fraction form
    238,522.08/329,169.16 = 131,100.32/x
  3. Step 3: Cross multiply
    238,522.08x = 329,169.16 × 131,100.32
  4. Step 4: Simplify right side
    238,522.08x = 43,154,182,210.13
  5. Step 5: Solve for x
    x = 43,154,182,210.13/238,522.08
  6. Step 6: Final answer
    x = 180,923.22

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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.