Home / 251,242.08-346,701.24-138,042.96

Finding the Fourth Proportional to 251,242.08, 346,701.24 and 138,042.96

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Solution

The fourth proportional to 251,242.08, 346,701.24 and 138,042.96 is: 190,492.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,242.08 : 346,701.24 = 138,042.96 : x
  2. Step 2: Convert to fraction form
    251,242.08/346,701.24 = 138,042.96/x
  3. Step 3: Cross multiply
    251,242.08x = 346,701.24 × 138,042.96
  4. Step 4: Simplify right side
    251,242.08x = 47,859,665,405.27
  5. Step 5: Solve for x
    x = 47,859,665,405.27/251,242.08
  6. Step 6: Final answer
    x = 190,492.24

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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.