Home / 147,780.83-221,702.42-47,933.27

Finding the Fourth Proportional to 147,780.83, 221,702.42 and 47,933.27

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Solution

The fourth proportional to 147,780.83, 221,702.42 and 47,933.27 is: 71,910.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,780.83 : 221,702.42 = 47,933.27 : x
  2. Step 2: Convert to fraction form
    147,780.83/221,702.42 = 47,933.27/x
  3. Step 3: Cross multiply
    147,780.83x = 221,702.42 × 47,933.27
  4. Step 4: Simplify right side
    147,780.83x = 10,626,922,077.35
  5. Step 5: Solve for x
    x = 10,626,922,077.35/147,780.83
  6. Step 6: Final answer
    x = 71,910.02

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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.