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Finding the Fourth Proportional to 364,019.94, 546,031.13 and 111,299.47

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Solution

The fourth proportional to 364,019.94, 546,031.13 and 111,299.47 is: 166,949.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,019.94 : 546,031.13 = 111,299.47 : x
  2. Step 2: Convert to fraction form
    364,019.94/546,031.13 = 111,299.47/x
  3. Step 3: Cross multiply
    364,019.94x = 546,031.13 × 111,299.47
  4. Step 4: Simplify right side
    364,019.94x = 60,772,973,450.93
  5. Step 5: Solve for x
    x = 60,772,973,450.93/364,019.94
  6. Step 6: Final answer
    x = 166,949.57

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Similar ratio
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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.