Home / 251,102.63-346,284.42-164,909.72

Finding the Fourth Proportional to 251,102.63, 346,284.42 and 164,909.72

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Solution

The fourth proportional to 251,102.63, 346,284.42 and 164,909.72 is: 227,419.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,102.63 : 346,284.42 = 164,909.72 : x
  2. Step 2: Convert to fraction form
    251,102.63/346,284.42 = 164,909.72/x
  3. Step 3: Cross multiply
    251,102.63x = 346,284.42 × 164,909.72
  4. Step 4: Simplify right side
    251,102.63x = 57,105,666,989.86
  5. Step 5: Solve for x
    x = 57,105,666,989.86/251,102.63
  6. Step 6: Final answer
    x = 227,419.63

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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.