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Finding the Fourth Proportional to 75,967.71, 104,830.02 and 41,975.82

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Solution

The fourth proportional to 75,967.71, 104,830.02 and 41,975.82 is: 57,923.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,967.71 : 104,830.02 = 41,975.82 : x
  2. Step 2: Convert to fraction form
    75,967.71/104,830.02 = 41,975.82/x
  3. Step 3: Cross multiply
    75,967.71x = 104,830.02 × 41,975.82
  4. Step 4: Simplify right side
    75,967.71x = 4,400,326,050.12
  5. Step 5: Solve for x
    x = 4,400,326,050.12/75,967.71
  6. Step 6: Final answer
    x = 57,923.64

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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.