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Finding the Fourth Proportional to 216,573.44, 298,862.70 and 119,771.01

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Solution

The fourth proportional to 216,573.44, 298,862.70 and 119,771.01 is: 165,279.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,573.44 : 298,862.70 = 119,771.01 : x
  2. Step 2: Convert to fraction form
    216,573.44/298,862.70 = 119,771.01/x
  3. Step 3: Cross multiply
    216,573.44x = 298,862.70 × 119,771.01
  4. Step 4: Simplify right side
    216,573.44x = 35,795,087,430.33
  5. Step 5: Solve for x
    x = 35,795,087,430.33/216,573.44
  6. Step 6: Final answer
    x = 165,279.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.