Home / 173,130.27-259,794.06-138,291.36

Finding the Fourth Proportional to 173,130.27, 259,794.06 and 138,291.36

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Solution

The fourth proportional to 173,130.27, 259,794.06 and 138,291.36 is: 207,515.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,130.27 : 259,794.06 = 138,291.36 : x
  2. Step 2: Convert to fraction form
    173,130.27/259,794.06 = 138,291.36/x
  3. Step 3: Cross multiply
    173,130.27x = 259,794.06 × 138,291.36
  4. Step 4: Simplify right side
    173,130.27x = 35,927,273,877.32
  5. Step 5: Solve for x
    x = 35,927,273,877.32/173,130.27
  6. Step 6: Final answer
    x = 207,515.84

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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.