Home / 88,739.76-122,465.83-48,457.26

Finding the Fourth Proportional to 88,739.76, 122,465.83 and 48,457.26

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Solution

The fourth proportional to 88,739.76, 122,465.83 and 48,457.26 is: 66,873.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,739.76 : 122,465.83 = 48,457.26 : x
  2. Step 2: Convert to fraction form
    88,739.76/122,465.83 = 48,457.26/x
  3. Step 3: Cross multiply
    88,739.76x = 122,465.83 × 48,457.26
  4. Step 4: Simplify right side
    88,739.76x = 5,934,358,565.43
  5. Step 5: Solve for x
    x = 5,934,358,565.43/88,739.76
  6. Step 6: Final answer
    x = 66,873.73

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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.