Home / 56,994.26-78,661.65-38,589.02

Finding the Fourth Proportional to 56,994.26, 78,661.65 and 38,589.02

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Solution

The fourth proportional to 56,994.26, 78,661.65 and 38,589.02 is: 53,259.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,994.26 : 78,661.65 = 38,589.02 : x
  2. Step 2: Convert to fraction form
    56,994.26/78,661.65 = 38,589.02/x
  3. Step 3: Cross multiply
    56,994.26x = 78,661.65 × 38,589.02
  4. Step 4: Simplify right side
    56,994.26x = 3,035,476,181.74
  5. Step 5: Solve for x
    x = 3,035,476,181.74/56,994.26
  6. Step 6: Final answer
    x = 53,259.33

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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.