Home / 217,912.00-326,886.79-60,140.45

Finding the Fourth Proportional to 217,912.00, 326,886.79 and 60,140.45

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Solution

The fourth proportional to 217,912.00, 326,886.79 and 60,140.45 is: 90,215.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,912.00 : 326,886.79 = 60,140.45 : x
  2. Step 2: Convert to fraction form
    217,912.00/326,886.79 = 60,140.45/x
  3. Step 3: Cross multiply
    217,912.00x = 326,886.79 × 60,140.45
  4. Step 4: Simplify right side
    217,912.00x = 19,659,118,509.92
  5. Step 5: Solve for x
    x = 19,659,118,509.92/217,912.00
  6. Step 6: Final answer
    x = 90,215.86

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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.