Home / 88,743.14-122,470.50-48,460.64

Finding the Fourth Proportional to 88,743.14, 122,470.50 and 48,460.64

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Solution

The fourth proportional to 88,743.14, 122,470.50 and 48,460.64 is: 66,878.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,743.14 : 122,470.50 = 48,460.64 : x
  2. Step 2: Convert to fraction form
    88,743.14/122,470.50 = 48,460.64/x
  3. Step 3: Cross multiply
    88,743.14x = 122,470.50 × 48,460.64
  4. Step 4: Simplify right side
    88,743.14x = 5,934,998,811.12
  5. Step 5: Solve for x
    x = 5,934,998,811.12/88,743.14
  6. Step 6: Final answer
    x = 66,878.40

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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.