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Finding the Fourth Proportional to 95,208.40, 142,812.60 and 48,552.40

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Solution

The fourth proportional to 95,208.40, 142,812.60 and 48,552.40 is: 72,828.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,208.40 : 142,812.60 = 48,552.40 : x
  2. Step 2: Convert to fraction form
    95,208.40/142,812.60 = 48,552.40/x
  3. Step 3: Cross multiply
    95,208.40x = 142,812.60 × 48,552.40
  4. Step 4: Simplify right side
    95,208.40x = 6,933,894,480.24
  5. Step 5: Solve for x
    x = 6,933,894,480.24/95,208.40
  6. Step 6: Final answer
    x = 72,828.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.