Home / 250,848.82-346,171.09-137,671.86

Finding the Fourth Proportional to 250,848.82, 346,171.09 and 137,671.86

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Solution

The fourth proportional to 250,848.82, 346,171.09 and 137,671.86 is: 189,987.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,848.82 : 346,171.09 = 137,671.86 : x
  2. Step 2: Convert to fraction form
    250,848.82/346,171.09 = 137,671.86/x
  3. Step 3: Cross multiply
    250,848.82x = 346,171.09 × 137,671.86
  4. Step 4: Simplify right side
    250,848.82x = 47,658,017,838.53
  5. Step 5: Solve for x
    x = 47,658,017,838.53/250,848.82
  6. Step 6: Final answer
    x = 189,987.01

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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.