Home / 271,422.10-374,564.55-148,913.65

Finding the Fourth Proportional to 271,422.10, 374,564.55 and 148,913.65

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Solution

The fourth proportional to 271,422.10, 374,564.55 and 148,913.65 is: 205,501.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,422.10 : 374,564.55 = 148,913.65 : x
  2. Step 2: Convert to fraction form
    271,422.10/374,564.55 = 148,913.65/x
  3. Step 3: Cross multiply
    271,422.10x = 374,564.55 × 148,913.65
  4. Step 4: Simplify right side
    271,422.10x = 55,777,774,301.11
  5. Step 5: Solve for x
    x = 55,777,774,301.11/271,422.10
  6. Step 6: Final answer
    x = 205,501.96

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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.