Home / 238,641.24-329,321.94-131,210.34

Finding the Fourth Proportional to 238,641.24, 329,321.94 and 131,210.34

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Solution

The fourth proportional to 238,641.24, 329,321.94 and 131,210.34 is: 181,068.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,641.24 : 329,321.94 = 131,210.34 : x
  2. Step 2: Convert to fraction form
    238,641.24/329,321.94 = 131,210.34/x
  3. Step 3: Cross multiply
    238,641.24x = 329,321.94 × 131,210.34
  4. Step 4: Simplify right side
    238,641.24x = 43,210,443,716.86
  5. Step 5: Solve for x
    x = 43,210,443,716.86/238,641.24
  6. Step 6: Final answer
    x = 181,068.64

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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.