Home / 217,930.98-326,915.28-60,159.45

Finding the Fourth Proportional to 217,930.98, 326,915.28 and 60,159.45

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Solution

The fourth proportional to 217,930.98, 326,915.28 and 60,159.45 is: 90,244.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,930.98 : 326,915.28 = 60,159.45 : x
  2. Step 2: Convert to fraction form
    217,930.98/326,915.28 = 60,159.45/x
  3. Step 3: Cross multiply
    217,930.98x = 326,915.28 × 60,159.45
  4. Step 4: Simplify right side
    217,930.98x = 19,667,043,441.40
  5. Step 5: Solve for x
    x = 19,667,043,441.40/217,930.98
  6. Step 6: Final answer
    x = 90,244.37

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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.