Home / 238,632.78-329,313.30-131,210.08

Finding the Fourth Proportional to 238,632.78, 329,313.30 and 131,210.08

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Solution

The fourth proportional to 238,632.78, 329,313.30 and 131,210.08 is: 181,069.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,632.78 : 329,313.30 = 131,210.08 : x
  2. Step 2: Convert to fraction form
    238,632.78/329,313.30 = 131,210.08/x
  3. Step 3: Cross multiply
    238,632.78x = 329,313.30 × 131,210.08
  4. Step 4: Simplify right side
    238,632.78x = 43,209,223,122.74
  5. Step 5: Solve for x
    x = 43,209,223,122.74/238,632.78
  6. Step 6: Final answer
    x = 181,069.94

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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.