Home / 251,020.75-346,411.07-137,845.93

Finding the Fourth Proportional to 251,020.75, 346,411.07 and 137,845.93

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Solution

The fourth proportional to 251,020.75, 346,411.07 and 137,845.93 is: 190,228.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,020.75 : 346,411.07 = 137,845.93 : x
  2. Step 2: Convert to fraction form
    251,020.75/346,411.07 = 137,845.93/x
  3. Step 3: Cross multiply
    251,020.75x = 346,411.07 × 137,845.93
  4. Step 4: Simplify right side
    251,020.75x = 47,751,356,106.45
  5. Step 5: Solve for x
    x = 47,751,356,106.45/251,020.75
  6. Step 6: Final answer
    x = 190,228.72

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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.