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Finding the Fourth Proportional to 173,378.48, 260,049.09 and 117,576.77

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Solution

The fourth proportional to 173,378.48, 260,049.09 and 117,576.77 is: 176,352.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,378.48 : 260,049.09 = 117,576.77 : x
  2. Step 2: Convert to fraction form
    173,378.48/260,049.09 = 117,576.77/x
  3. Step 3: Cross multiply
    173,378.48x = 260,049.09 × 117,576.77
  4. Step 4: Simplify right side
    173,378.48x = 30,575,732,043.64
  5. Step 5: Solve for x
    x = 30,575,732,043.64/173,378.48
  6. Step 6: Final answer
    x = 176,352.52

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1.5x scale

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.