Home / 147,769.06-221,702.76-47,932.48

Finding the Fourth Proportional to 147,769.06, 221,702.76 and 47,932.48

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Solution

The fourth proportional to 147,769.06, 221,702.76 and 47,932.48 is: 71,914.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,769.06 : 221,702.76 = 47,932.48 : x
  2. Step 2: Convert to fraction form
    147,769.06/221,702.76 = 47,932.48/x
  3. Step 3: Cross multiply
    147,769.06x = 221,702.76 × 47,932.48
  4. Step 4: Simplify right side
    147,769.06x = 10,626,763,109.64
  5. Step 5: Solve for x
    x = 10,626,763,109.64/147,769.06
  6. Step 6: Final answer
    x = 71,914.67

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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.