Home / 238,610.95-329,283.32-131,182.81

Finding the Fourth Proportional to 238,610.95, 329,283.32 and 131,182.81

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Solution

The fourth proportional to 238,610.95, 329,283.32 and 131,182.81 is: 181,032.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,610.95 : 329,283.32 = 131,182.81 : x
  2. Step 2: Convert to fraction form
    238,610.95/329,283.32 = 131,182.81/x
  3. Step 3: Cross multiply
    238,610.95x = 329,283.32 × 131,182.81
  4. Step 4: Simplify right side
    238,610.95x = 43,196,310,547.82
  5. Step 5: Solve for x
    x = 43,196,310,547.82/238,610.95
  6. Step 6: Final answer
    x = 181,032.39

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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.