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Finding the Fourth Proportional to 173,246.44, 239,013.70 and 105,239.24

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Solution

The fourth proportional to 173,246.44, 239,013.70 and 105,239.24 is: 145,189.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,246.44 : 239,013.70 = 105,239.24 : x
  2. Step 2: Convert to fraction form
    173,246.44/239,013.70 = 105,239.24/x
  3. Step 3: Cross multiply
    173,246.44x = 239,013.70 × 105,239.24
  4. Step 4: Simplify right side
    173,246.44x = 25,153,620,137.59
  5. Step 5: Solve for x
    x = 25,153,620,137.59/173,246.44
  6. Step 6: Final answer
    x = 145,189.82

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1.5x scale

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.