Home / 251,465.31-346,961.21-159,551.03

Finding the Fourth Proportional to 251,465.31, 346,961.21 and 159,551.03

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Solution

The fourth proportional to 251,465.31, 346,961.21 and 159,551.03 is: 220,141.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,465.31 : 346,961.21 = 159,551.03 : x
  2. Step 2: Convert to fraction form
    251,465.31/346,961.21 = 159,551.03/x
  3. Step 3: Cross multiply
    251,465.31x = 346,961.21 × 159,551.03
  4. Step 4: Simplify right side
    251,465.31x = 55,358,018,495.19
  5. Step 5: Solve for x
    x = 55,358,018,495.19/251,465.31
  6. Step 6: Final answer
    x = 220,141.77

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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.