Home / 51,259.08-70,744.52-30,046.80

Finding the Fourth Proportional to 51,259.08, 70,744.52 and 30,046.80

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Solution

The fourth proportional to 51,259.08, 70,744.52 and 30,046.80 is: 41,468.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,259.08 : 70,744.52 = 30,046.80 : x
  2. Step 2: Convert to fraction form
    51,259.08/70,744.52 = 30,046.80/x
  3. Step 3: Cross multiply
    51,259.08x = 70,744.52 × 30,046.80
  4. Step 4: Simplify right side
    51,259.08x = 2,125,646,443.54
  5. Step 5: Solve for x
    x = 2,125,646,443.54/51,259.08
  6. Step 6: Final answer
    x = 41,468.68

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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.