Home / 217,675.70-326,513.55-164,531.60

Finding the Fourth Proportional to 217,675.70, 326,513.55 and 164,531.60

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Solution

The fourth proportional to 217,675.70, 326,513.55 and 164,531.60 is: 246,797.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,675.70 : 326,513.55 = 164,531.60 : x
  2. Step 2: Convert to fraction form
    217,675.70/326,513.55 = 164,531.60/x
  3. Step 3: Cross multiply
    217,675.70x = 326,513.55 × 164,531.60
  4. Step 4: Simplify right side
    217,675.70x = 53,721,796,803.18
  5. Step 5: Solve for x
    x = 53,721,796,803.18/217,675.70
  6. Step 6: Final answer
    x = 246,797.40

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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.