Home / 238,763.28-329,501.16-131,341.56

Finding the Fourth Proportional to 238,763.28, 329,501.16 and 131,341.56

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Solution

The fourth proportional to 238,763.28, 329,501.16 and 131,341.56 is: 181,255.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,763.28 : 329,501.16 = 131,341.56 : x
  2. Step 2: Convert to fraction form
    238,763.28/329,501.16 = 131,341.56/x
  3. Step 3: Cross multiply
    238,763.28x = 329,501.16 × 131,341.56
  4. Step 4: Simplify right side
    238,763.28x = 43,277,196,376.21
  5. Step 5: Solve for x
    x = 43,277,196,376.21/238,763.28
  6. Step 6: Final answer
    x = 181,255.66

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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.