Home / 251,063.32-346,470.12-137,886.06

Finding the Fourth Proportional to 251,063.32, 346,470.12 and 137,886.06

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Solution

The fourth proportional to 251,063.32, 346,470.12 and 137,886.06 is: 190,284.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,063.32 : 346,470.12 = 137,886.06 : x
  2. Step 2: Convert to fraction form
    251,063.32/346,470.12 = 137,886.06/x
  3. Step 3: Cross multiply
    251,063.32x = 346,470.12 × 137,886.06
  4. Step 4: Simplify right side
    251,063.32x = 47,773,399,754.53
  5. Step 5: Solve for x
    x = 47,773,399,754.53/251,063.32
  6. Step 6: Final answer
    x = 190,284.27

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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.