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Finding the Fourth Proportional to 167,168.88, 249,015.87 and 158,114.52

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Solution

The fourth proportional to 167,168.88, 249,015.87 and 158,114.52 is: 235,528.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,168.88 : 249,015.87 = 158,114.52 : x
  2. Step 2: Convert to fraction form
    167,168.88/249,015.87 = 158,114.52/x
  3. Step 3: Cross multiply
    167,168.88x = 249,015.87 × 158,114.52
  4. Step 4: Simplify right side
    167,168.88x = 39,373,024,757.43
  5. Step 5: Solve for x
    x = 39,373,024,757.43/167,168.88
  6. Step 6: Final answer
    x = 235,528.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.