Home / 88,739.89-122,466.01-48,457.39

Finding the Fourth Proportional to 88,739.89, 122,466.01 and 48,457.39

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Solution

The fourth proportional to 88,739.89, 122,466.01 and 48,457.39 is: 66,873.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,739.89 : 122,466.01 = 48,457.39 : x
  2. Step 2: Convert to fraction form
    88,739.89/122,466.01 = 48,457.39/x
  3. Step 3: Cross multiply
    88,739.89x = 122,466.01 × 48,457.39
  4. Step 4: Simplify right side
    88,739.89x = 5,934,382,966.03
  5. Step 5: Solve for x
    x = 5,934,382,966.03/88,739.89
  6. Step 6: Final answer
    x = 66,873.90

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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.