Home / 88,836.88-122,580.12-53,041.36

Finding the Fourth Proportional to 88,836.88, 122,580.12 and 53,041.36

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Solution

The fourth proportional to 88,836.88, 122,580.12 and 53,041.36 is: 73,188.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,836.88 : 122,580.12 = 53,041.36 : x
  2. Step 2: Convert to fraction form
    88,836.88/122,580.12 = 53,041.36/x
  3. Step 3: Cross multiply
    88,836.88x = 122,580.12 × 53,041.36
  4. Step 4: Simplify right side
    88,836.88x = 6,501,816,273.76
  5. Step 5: Solve for x
    x = 6,501,816,273.76/88,836.88
  6. Step 6: Final answer
    x = 73,188.26

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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.