Home / 173,180.76-238,901.40-105,179.64

Finding the Fourth Proportional to 173,180.76, 238,901.40 and 105,179.64

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Solution

The fourth proportional to 173,180.76, 238,901.40 and 105,179.64 is: 145,094.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,180.76 : 238,901.40 = 105,179.64 : x
  2. Step 2: Convert to fraction form
    173,180.76/238,901.40 = 105,179.64/x
  3. Step 3: Cross multiply
    173,180.76x = 238,901.40 × 105,179.64
  4. Step 4: Simplify right side
    173,180.76x = 25,127,563,247.50
  5. Step 5: Solve for x
    x = 25,127,563,247.50/173,180.76
  6. Step 6: Final answer
    x = 145,094.43

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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.