Home / 134,183.10-201,263.04-45,434.64

Finding the Fourth Proportional to 134,183.10, 201,263.04 and 45,434.64

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Solution

The fourth proportional to 134,183.10, 201,263.04 and 45,434.64 is: 68,148.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,183.10 : 201,263.04 = 45,434.64 : x
  2. Step 2: Convert to fraction form
    134,183.10/201,263.04 = 45,434.64/x
  3. Step 3: Cross multiply
    134,183.10x = 201,263.04 × 45,434.64
  4. Step 4: Simplify right side
    134,183.10x = 9,144,313,767.71
  5. Step 5: Solve for x
    x = 9,144,313,767.71/134,183.10
  6. Step 6: Final answer
    x = 68,148.03

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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.