Home / 88,984.08-122,785.89-53,166.48

Finding the Fourth Proportional to 88,984.08, 122,785.89 and 53,166.48

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Solution

The fourth proportional to 88,984.08, 122,785.89 and 53,166.48 is: 73,362.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,984.08 : 122,785.89 = 53,166.48 : x
  2. Step 2: Convert to fraction form
    88,984.08/122,785.89 = 53,166.48/x
  3. Step 3: Cross multiply
    88,984.08x = 122,785.89 × 53,166.48
  4. Step 4: Simplify right side
    88,984.08x = 6,528,093,564.97
  5. Step 5: Solve for x
    x = 6,528,093,564.97/88,984.08
  6. Step 6: Final answer
    x = 73,362.49

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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.