Home / 88,696.08-122,403.15-48,412.42

Finding the Fourth Proportional to 88,696.08, 122,403.15 and 48,412.42

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Solution

The fourth proportional to 88,696.08, 122,403.15 and 48,412.42 is: 66,810.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,696.08 : 122,403.15 = 48,412.42 : x
  2. Step 2: Convert to fraction form
    88,696.08/122,403.15 = 48,412.42/x
  3. Step 3: Cross multiply
    88,696.08x = 122,403.15 × 48,412.42
  4. Step 4: Simplify right side
    88,696.08x = 5,925,832,401.12
  5. Step 5: Solve for x
    x = 5,925,832,401.12/88,696.08
  6. Step 6: Final answer
    x = 66,810.53

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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.