Home / 250,815.66-346,135.60-137,642.46

Finding the Fourth Proportional to 250,815.66, 346,135.60 and 137,642.46

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Solution

The fourth proportional to 250,815.66, 346,135.60 and 137,642.46 is: 189,952.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,815.66 : 346,135.60 = 137,642.46 : x
  2. Step 2: Convert to fraction form
    250,815.66/346,135.60 = 137,642.46/x
  3. Step 3: Cross multiply
    250,815.66x = 346,135.60 × 137,642.46
  4. Step 4: Simplify right side
    250,815.66x = 47,642,955,477.58
  5. Step 5: Solve for x
    x = 47,642,955,477.58/250,815.66
  6. Step 6: Final answer
    x = 189,952.08

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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.