Home / 217,336.08-326,081.25-97,383.60

Finding the Fourth Proportional to 217,336.08, 326,081.25 and 97,383.60

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Solution

The fourth proportional to 217,336.08, 326,081.25 and 97,383.60 is: 146,109.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,336.08 : 326,081.25 = 97,383.60 : x
  2. Step 2: Convert to fraction form
    217,336.08/326,081.25 = 97,383.60/x
  3. Step 3: Cross multiply
    217,336.08x = 326,081.25 × 97,383.60
  4. Step 4: Simplify right side
    217,336.08x = 31,754,966,017.50
  5. Step 5: Solve for x
    x = 31,754,966,017.50/217,336.08
  6. Step 6: Final answer
    x = 146,109.96

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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.