Home / 152,964.20-211,124.42-85,004.52

Finding the Fourth Proportional to 152,964.20, 211,124.42 and 85,004.52

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Solution

The fourth proportional to 152,964.20, 211,124.42 and 85,004.52 is: 117,325.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,964.20 : 211,124.42 = 85,004.52 : x
  2. Step 2: Convert to fraction form
    152,964.20/211,124.42 = 85,004.52/x
  3. Step 3: Cross multiply
    152,964.20x = 211,124.42 × 85,004.52
  4. Step 4: Simplify right side
    152,964.20x = 17,946,529,982.38
  5. Step 5: Solve for x
    x = 17,946,529,982.38/152,964.20
  6. Step 6: Final answer
    x = 117,325.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.