Home / 134,352.88-201,555.24-75,255.28

Finding the Fourth Proportional to 134,352.88, 201,555.24 and 75,255.28

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Solution

The fourth proportional to 134,352.88, 201,555.24 and 75,255.28 is: 112,897.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,352.88 : 201,555.24 = 75,255.28 : x
  2. Step 2: Convert to fraction form
    134,352.88/201,555.24 = 75,255.28/x
  3. Step 3: Cross multiply
    134,352.88x = 201,555.24 × 75,255.28
  4. Step 4: Simplify right side
    134,352.88x = 15,168,096,021.67
  5. Step 5: Solve for x
    x = 15,168,096,021.67/134,352.88
  6. Step 6: Final answer
    x = 112,897.44

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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.