Home / 251,050.11-346,448.76-137,872.86

Finding the Fourth Proportional to 251,050.11, 346,448.76 and 137,872.86

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Solution

The fourth proportional to 251,050.11, 346,448.76 and 137,872.86 is: 190,264.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,050.11 : 346,448.76 = 137,872.86 : x
  2. Step 2: Convert to fraction form
    251,050.11/346,448.76 = 137,872.86/x
  3. Step 3: Cross multiply
    251,050.11x = 346,448.76 × 137,872.86
  4. Step 4: Simplify right side
    251,050.11x = 47,765,881,384.65
  5. Step 5: Solve for x
    x = 47,765,881,384.65/251,050.11
  6. Step 6: Final answer
    x = 190,264.33

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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.