Home / 303,150.60-454,725.88-134,631.28

Finding the Fourth Proportional to 303,150.60, 454,725.88 and 134,631.28

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Solution

The fourth proportional to 303,150.60, 454,725.88 and 134,631.28 is: 201,946.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,150.60 : 454,725.88 = 134,631.28 : x
  2. Step 2: Convert to fraction form
    303,150.60/454,725.88 = 134,631.28/x
  3. Step 3: Cross multiply
    303,150.60x = 454,725.88 × 134,631.28
  4. Step 4: Simplify right side
    303,150.60x = 61,220,327,273.53
  5. Step 5: Solve for x
    x = 61,220,327,273.53/303,150.60
  6. Step 6: Final answer
    x = 201,946.91

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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.