Home / 251,637.72-377,828.37-167,919.36

Finding the Fourth Proportional to 251,637.72, 377,828.37 and 167,919.36

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Solution

The fourth proportional to 251,637.72, 377,828.37 and 167,919.36 is: 252,127.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,637.72 : 377,828.37 = 167,919.36 : x
  2. Step 2: Convert to fraction form
    251,637.72/377,828.37 = 167,919.36/x
  3. Step 3: Cross multiply
    251,637.72x = 377,828.37 × 167,919.36
  4. Step 4: Simplify right side
    251,637.72x = 63,444,698,080.24
  5. Step 5: Solve for x
    x = 63,444,698,080.24/251,637.72
  6. Step 6: Final answer
    x = 252,127.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.