Home / 163,823.70-245,735.55-148,077.30

Finding the Fourth Proportional to 163,823.70, 245,735.55 and 148,077.30

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Solution

The fourth proportional to 163,823.70, 245,735.55 and 148,077.30 is: 222,115.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,823.70 : 245,735.55 = 148,077.30 : x
  2. Step 2: Convert to fraction form
    163,823.70/245,735.55 = 148,077.30/x
  3. Step 3: Cross multiply
    163,823.70x = 245,735.55 × 148,077.30
  4. Step 4: Simplify right side
    163,823.70x = 36,387,856,758.02
  5. Step 5: Solve for x
    x = 36,387,856,758.02/163,823.70
  6. Step 6: Final answer
    x = 222,115.95

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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.