Home / 134,407.08-201,620.34-45,624.60

Finding the Fourth Proportional to 134,407.08, 201,620.34 and 45,624.60

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Solution

The fourth proportional to 134,407.08, 201,620.34 and 45,624.60 is: 68,440.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,407.08 : 201,620.34 = 45,624.60 : x
  2. Step 2: Convert to fraction form
    134,407.08/201,620.34 = 45,624.60/x
  3. Step 3: Cross multiply
    134,407.08x = 201,620.34 × 45,624.60
  4. Step 4: Simplify right side
    134,407.08x = 9,198,847,364.36
  5. Step 5: Solve for x
    x = 9,198,847,364.36/134,407.08
  6. Step 6: Final answer
    x = 68,440.20

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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.