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Finding the Fourth Proportional to 52,563.47, 78,743.07 and 46,673.15

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Solution

The fourth proportional to 52,563.47, 78,743.07 and 46,673.15 is: 69,919.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,563.47 : 78,743.07 = 46,673.15 : x
  2. Step 2: Convert to fraction form
    52,563.47/78,743.07 = 46,673.15/x
  3. Step 3: Cross multiply
    52,563.47x = 78,743.07 × 46,673.15
  4. Step 4: Simplify right side
    52,563.47x = 3,675,186,723.86
  5. Step 5: Solve for x
    x = 3,675,186,723.86/52,563.47
  6. Step 6: Final answer
    x = 69,919.03

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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.