Home / 251,356.77-346,878.25-136,641.94

Finding the Fourth Proportional to 251,356.77, 346,878.25 and 136,641.94

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Solution

The fourth proportional to 251,356.77, 346,878.25 and 136,641.94 is: 188,569.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,356.77 : 346,878.25 = 136,641.94 : x
  2. Step 2: Convert to fraction form
    251,356.77/346,878.25 = 136,641.94/x
  3. Step 3: Cross multiply
    251,356.77x = 346,878.25 × 136,641.94
  4. Step 4: Simplify right side
    251,356.77x = 47,398,115,815.00
  5. Step 5: Solve for x
    x = 47,398,115,815.00/251,356.77
  6. Step 6: Final answer
    x = 188,569.08

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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.