Home / 217,173.63-325,533.06-90,886.23

Finding the Fourth Proportional to 217,173.63, 325,533.06 and 90,886.23

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Solution

The fourth proportional to 217,173.63, 325,533.06 and 90,886.23 is: 136,234.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,173.63 : 325,533.06 = 90,886.23 : x
  2. Step 2: Convert to fraction form
    217,173.63/325,533.06 = 90,886.23/x
  3. Step 3: Cross multiply
    217,173.63x = 325,533.06 × 90,886.23
  4. Step 4: Simplify right side
    217,173.63x = 29,586,472,563.76
  5. Step 5: Solve for x
    x = 29,586,472,563.76/217,173.63
  6. Step 6: Final answer
    x = 136,234.19

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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.