Home / 98,865.36-148,194.90-48,914.28

Finding the Fourth Proportional to 98,865.36, 148,194.90 and 48,914.28

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Solution

The fourth proportional to 98,865.36, 148,194.90 and 48,914.28 is: 73,320.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,865.36 : 148,194.90 = 48,914.28 : x
  2. Step 2: Convert to fraction form
    98,865.36/148,194.90 = 48,914.28/x
  3. Step 3: Cross multiply
    98,865.36x = 148,194.90 × 48,914.28
  4. Step 4: Simplify right side
    98,865.36x = 7,248,846,833.17
  5. Step 5: Solve for x
    x = 7,248,846,833.17/98,865.36
  6. Step 6: Final answer
    x = 73,320.39

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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.