Home / 56,646.30-78,169.89-36,504.03

Finding the Fourth Proportional to 56,646.30, 78,169.89 and 36,504.03

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Solution

The fourth proportional to 56,646.30, 78,169.89 and 36,504.03 is: 50,374.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,646.30 : 78,169.89 = 36,504.03 : x
  2. Step 2: Convert to fraction form
    56,646.30/78,169.89 = 36,504.03/x
  3. Step 3: Cross multiply
    56,646.30x = 78,169.89 × 36,504.03
  4. Step 4: Simplify right side
    56,646.30x = 2,853,516,009.66
  5. Step 5: Solve for x
    x = 2,853,516,009.66/56,646.30
  6. Step 6: Final answer
    x = 50,374.27

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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.