Home / 88,986.58-122,789.36-53,169.02

Finding the Fourth Proportional to 88,986.58, 122,789.36 and 53,169.02

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Solution

The fourth proportional to 88,986.58, 122,789.36 and 53,169.02 is: 73,366.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,986.58 : 122,789.36 = 53,169.02 : x
  2. Step 2: Convert to fraction form
    88,986.58/122,789.36 = 53,169.02/x
  3. Step 3: Cross multiply
    88,986.58x = 122,789.36 × 53,169.02
  4. Step 4: Simplify right side
    88,986.58x = 6,528,589,937.63
  5. Step 5: Solve for x
    x = 6,528,589,937.63/88,986.58
  6. Step 6: Final answer
    x = 73,366.01

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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.