Home / 271,781.22-375,045.54-150,930.21

Finding the Fourth Proportional to 271,781.22, 375,045.54 and 150,930.21

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Solution

The fourth proportional to 271,781.22, 375,045.54 and 150,930.21 is: 208,276.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,781.22 : 375,045.54 = 150,930.21 : x
  2. Step 2: Convert to fraction form
    271,781.22/375,045.54 = 150,930.21/x
  3. Step 3: Cross multiply
    271,781.22x = 375,045.54 × 150,930.21
  4. Step 4: Simplify right side
    271,781.22x = 56,605,702,111.76
  5. Step 5: Solve for x
    x = 56,605,702,111.76/271,781.22
  6. Step 6: Final answer
    x = 208,276.72

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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.