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Finding the Fourth Proportional to 235,557.95, 325,040.45 and 159,243.10

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Solution

The fourth proportional to 235,557.95, 325,040.45 and 159,243.10 is: 219,735.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,557.95 : 325,040.45 = 159,243.10 : x
  2. Step 2: Convert to fraction form
    235,557.95/325,040.45 = 159,243.10/x
  3. Step 3: Cross multiply
    235,557.95x = 325,040.45 × 159,243.10
  4. Step 4: Simplify right side
    235,557.95x = 51,760,447,274.58
  5. Step 5: Solve for x
    x = 51,760,447,274.58/235,557.95
  6. Step 6: Final answer
    x = 219,735.52

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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.