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Finding the Fourth Proportional to 207,735.01, 311,602.59 and 160,419.26

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Solution

The fourth proportional to 207,735.01, 311,602.59 and 160,419.26 is: 240,628.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,735.01 : 311,602.59 = 160,419.26 : x
  2. Step 2: Convert to fraction form
    207,735.01/311,602.59 = 160,419.26/x
  3. Step 3: Cross multiply
    207,735.01x = 311,602.59 × 160,419.26
  4. Step 4: Simplify right side
    207,735.01x = 49,987,056,901.88
  5. Step 5: Solve for x
    x = 49,987,056,901.88/207,735.01
  6. Step 6: Final answer
    x = 240,628.95

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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.