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Finding the Fourth Proportional to 98,889.44, 136,468.07 and 53,567.42

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Solution

The fourth proportional to 98,889.44, 136,468.07 and 53,567.42 is: 73,923.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,889.44 : 136,468.07 = 53,567.42 : x
  2. Step 2: Convert to fraction form
    98,889.44/136,468.07 = 53,567.42/x
  3. Step 3: Cross multiply
    98,889.44x = 136,468.07 × 53,567.42
  4. Step 4: Simplify right side
    98,889.44x = 7,310,241,672.98
  5. Step 5: Solve for x
    x = 7,310,241,672.98/98,889.44
  6. Step 6: Final answer
    x = 73,923.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.