Home / 238,762.08-329,495.85-131,336.64

Finding the Fourth Proportional to 238,762.08, 329,495.85 and 131,336.64

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Solution

The fourth proportional to 238,762.08, 329,495.85 and 131,336.64 is: 181,246.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,762.08 : 329,495.85 = 131,336.64 : x
  2. Step 2: Convert to fraction form
    238,762.08/329,495.85 = 131,336.64/x
  3. Step 3: Cross multiply
    238,762.08x = 329,495.85 × 131,336.64
  4. Step 4: Simplify right side
    238,762.08x = 43,274,877,832.94
  5. Step 5: Solve for x
    x = 43,274,877,832.94/238,762.08
  6. Step 6: Final answer
    x = 181,246.86

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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.