Home / 88,429.68-122,035.32-48,145.14

Finding the Fourth Proportional to 88,429.68, 122,035.32 and 48,145.14

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Solution

The fourth proportional to 88,429.68, 122,035.32 and 48,145.14 is: 66,441.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,429.68 : 122,035.32 = 48,145.14 : x
  2. Step 2: Convert to fraction form
    88,429.68/122,035.32 = 48,145.14/x
  3. Step 3: Cross multiply
    88,429.68x = 122,035.32 × 48,145.14
  4. Step 4: Simplify right side
    88,429.68x = 5,875,407,566.34
  5. Step 5: Solve for x
    x = 5,875,407,566.34/88,429.68
  6. Step 6: Final answer
    x = 66,441.58

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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.