Home / 271,345.40-374,454.65-148,840.59

Finding the Fourth Proportional to 271,345.40, 374,454.65 and 148,840.59

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Solution

The fourth proportional to 271,345.40, 374,454.65 and 148,840.59 is: 205,398.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,345.40 : 374,454.65 = 148,840.59 : x
  2. Step 2: Convert to fraction form
    271,345.40/374,454.65 = 148,840.59/x
  3. Step 3: Cross multiply
    271,345.40x = 374,454.65 × 148,840.59
  4. Step 4: Simplify right side
    271,345.40x = 55,734,051,406.35
  5. Step 5: Solve for x
    x = 55,734,051,406.35/271,345.40
  6. Step 6: Final answer
    x = 205,398.92

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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.