Home / 303,084.10-454,626.15-103,629.70

Finding the Fourth Proportional to 303,084.10, 454,626.15 and 103,629.70

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Solution

The fourth proportional to 303,084.10, 454,626.15 and 103,629.70 is: 155,444.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,084.10 : 454,626.15 = 103,629.70 : x
  2. Step 2: Convert to fraction form
    303,084.10/454,626.15 = 103,629.70/x
  3. Step 3: Cross multiply
    303,084.10x = 454,626.15 × 103,629.70
  4. Step 4: Simplify right side
    303,084.10x = 47,112,771,536.66
  5. Step 5: Solve for x
    x = 47,112,771,536.66/303,084.10
  6. Step 6: Final answer
    x = 155,444.55

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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.