Home / 238,895.14-329,675.35-131,465.18

Finding the Fourth Proportional to 238,895.14, 329,675.35 and 131,465.18

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Solution

The fourth proportional to 238,895.14, 329,675.35 and 131,465.18 is: 181,421.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,895.14 : 329,675.35 = 131,465.18 : x
  2. Step 2: Convert to fraction form
    238,895.14/329,675.35 = 131,465.18/x
  3. Step 3: Cross multiply
    238,895.14x = 329,675.35 × 131,465.18
  4. Step 4: Simplify right side
    238,895.14x = 43,340,827,580.94
  5. Step 5: Solve for x
    x = 43,340,827,580.94/238,895.14
  6. Step 6: Final answer
    x = 181,421.97

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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.