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Finding the Fourth Proportional to 271,893, 375,222.87 and 151,043.46

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Solution

The fourth proportional to 271,893, 375,222.87 and 151,043.46 is: 208,445.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,893 : 375,222.87 = 151,043.46 : x
  2. Step 2: Convert to fraction form
    271,893/375,222.87 = 151,043.46/x
  3. Step 3: Cross multiply
    271,893x = 375,222.87 × 151,043.46
  4. Step 4: Simplify right side
    271,893x = 56,674,960,555.93
  5. Step 5: Solve for x
    x = 56,674,960,555.93/271,893
  6. Step 6: Final answer
    x = 208,445.82

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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.