Home / 217,971.10-326,962.84-60,199.55

Finding the Fourth Proportional to 217,971.10, 326,962.84 and 60,199.55

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Solution

The fourth proportional to 217,971.10, 326,962.84 and 60,199.55 is: 90,301.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,971.10 : 326,962.84 = 60,199.55 : x
  2. Step 2: Convert to fraction form
    217,971.10/326,962.84 = 60,199.55/x
  3. Step 3: Cross multiply
    217,971.10x = 326,962.84 × 60,199.55
  4. Step 4: Simplify right side
    217,971.10x = 19,683,015,834.72
  5. Step 5: Solve for x
    x = 19,683,015,834.72/217,971.10
  6. Step 6: Final answer
    x = 90,301.03

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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.