Home / 303,116.40-454,933.80-134,895.60

Finding the Fourth Proportional to 303,116.40, 454,933.80 and 134,895.60

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Solution

The fourth proportional to 303,116.40, 454,933.80 and 134,895.60 is: 202,458.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,116.40 : 454,933.80 = 134,895.60 : x
  2. Step 2: Convert to fraction form
    303,116.40/454,933.80 = 134,895.60/x
  3. Step 3: Cross multiply
    303,116.40x = 454,933.80 × 134,895.60
  4. Step 4: Simplify right side
    303,116.40x = 61,368,567,911.28
  5. Step 5: Solve for x
    x = 61,368,567,911.28/303,116.40
  6. Step 6: Final answer
    x = 202,458.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.