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Finding the Fourth Proportional to 134,005.20, 200,716.20 and 116,509.20

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Solution

The fourth proportional to 134,005.20, 200,716.20 and 116,509.20 is: 174,510.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,005.20 : 200,716.20 = 116,509.20 : x
  2. Step 2: Convert to fraction form
    134,005.20/200,716.20 = 116,509.20/x
  3. Step 3: Cross multiply
    134,005.20x = 200,716.20 × 116,509.20
  4. Step 4: Simplify right side
    134,005.20x = 23,385,283,889.04
  5. Step 5: Solve for x
    x = 23,385,283,889.04/134,005.20
  6. Step 6: Final answer
    x = 174,510.27

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1.5x scale

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.