Home / 45,613.22-68,419.80-33,212.16

Finding the Fourth Proportional to 45,613.22, 68,419.80 and 33,212.16

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Solution

The fourth proportional to 45,613.22, 68,419.80 and 33,212.16 is: 49,818.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,613.22 : 68,419.80 = 33,212.16 : x
  2. Step 2: Convert to fraction form
    45,613.22/68,419.80 = 33,212.16/x
  3. Step 3: Cross multiply
    45,613.22x = 68,419.80 × 33,212.16
  4. Step 4: Simplify right side
    45,613.22x = 2,272,369,344.77
  5. Step 5: Solve for x
    x = 2,272,369,344.77/45,613.22
  6. Step 6: Final answer
    x = 49,818.22

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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.