Home / 235,925.28-325,566-140,442.48

Finding the Fourth Proportional to 235,925.28, 325,566 and 140,442.48

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Solution

The fourth proportional to 235,925.28, 325,566 and 140,442.48 is: 193,804.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,925.28 : 325,566 = 140,442.48 : x
  2. Step 2: Convert to fraction form
    235,925.28/325,566 = 140,442.48/x
  3. Step 3: Cross multiply
    235,925.28x = 325,566 × 140,442.48
  4. Step 4: Simplify right side
    235,925.28x = 45,723,296,443.68
  5. Step 5: Solve for x
    x = 45,723,296,443.68/235,925.28
  6. Step 6: Final answer
    x = 193,804.14

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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.