Home / 238,580.28-329,258.22-143,084.92

Finding the Fourth Proportional to 238,580.28, 329,258.22 and 143,084.92

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Solution

The fourth proportional to 238,580.28, 329,258.22 and 143,084.92 is: 197,467.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,580.28 : 329,258.22 = 143,084.92 : x
  2. Step 2: Convert to fraction form
    238,580.28/329,258.22 = 143,084.92/x
  3. Step 3: Cross multiply
    238,580.28x = 329,258.22 × 143,084.92
  4. Step 4: Simplify right side
    238,580.28x = 47,111,886,068.04
  5. Step 5: Solve for x
    x = 47,111,886,068.04/238,580.28
  6. Step 6: Final answer
    x = 197,467.65

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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.