Home / 251,058.32-346,463.21-137,881.07

Finding the Fourth Proportional to 251,058.32, 346,463.21 and 137,881.07

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Solution

The fourth proportional to 251,058.32, 346,463.21 and 137,881.07 is: 190,277.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,058.32 : 346,463.21 = 137,881.07 : x
  2. Step 2: Convert to fraction form
    251,058.32/346,463.21 = 137,881.07/x
  3. Step 3: Cross multiply
    251,058.32x = 346,463.21 × 137,881.07
  4. Step 4: Simplify right side
    251,058.32x = 47,770,715,688.71
  5. Step 5: Solve for x
    x = 47,770,715,688.71/251,058.32
  6. Step 6: Final answer
    x = 190,277.37

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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.