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Finding the Fourth Proportional to 254,903.43, 382,131.59 and 97,026.87

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Solution

The fourth proportional to 254,903.43, 382,131.59 and 97,026.87 is: 145,455.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,903.43 : 382,131.59 = 97,026.87 : x
  2. Step 2: Convert to fraction form
    254,903.43/382,131.59 = 97,026.87/x
  3. Step 3: Cross multiply
    254,903.43x = 382,131.59 × 97,026.87
  4. Step 4: Simplify right side
    254,903.43x = 37,077,031,620.69
  5. Step 5: Solve for x
    x = 37,077,031,620.69/254,903.43
  6. Step 6: Final answer
    x = 145,455.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.