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Finding the Fourth Proportional to 163,951.70, 245,927.55 and 162,914.90

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Solution

The fourth proportional to 163,951.70, 245,927.55 and 162,914.90 is: 244,372.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,951.70 : 245,927.55 = 162,914.90 : x
  2. Step 2: Convert to fraction form
    163,951.70/245,927.55 = 162,914.90/x
  3. Step 3: Cross multiply
    163,951.70x = 245,927.55 × 162,914.90
  4. Step 4: Simplify right side
    163,951.70x = 40,065,262,215.50
  5. Step 5: Solve for x
    x = 40,065,262,215.50/163,951.70
  6. Step 6: Final answer
    x = 244,372.35

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1.5x scale

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.