Home / 238,669.79-329,353.03-131,244.35

Finding the Fourth Proportional to 238,669.79, 329,353.03 and 131,244.35

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Solution

The fourth proportional to 238,669.79, 329,353.03 and 131,244.35 is: 181,111.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,669.79 : 329,353.03 = 131,244.35 : x
  2. Step 2: Convert to fraction form
    238,669.79/329,353.03 = 131,244.35/x
  3. Step 3: Cross multiply
    238,669.79x = 329,353.03 × 131,244.35
  4. Step 4: Simplify right side
    238,669.79x = 43,225,724,342.88
  5. Step 5: Solve for x
    x = 43,225,724,342.88/238,669.79
  6. Step 6: Final answer
    x = 181,111.00

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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.