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Finding the Fourth Proportional to 173,041.68, 259,572.78 and 48,382.68

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Solution

The fourth proportional to 173,041.68, 259,572.78 and 48,382.68 is: 72,576.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,041.68 : 259,572.78 = 48,382.68 : x
  2. Step 2: Convert to fraction form
    173,041.68/259,572.78 = 48,382.68/x
  3. Step 3: Cross multiply
    173,041.68x = 259,572.78 × 48,382.68
  4. Step 4: Simplify right side
    173,041.68x = 12,558,826,751.45
  5. Step 5: Solve for x
    x = 12,558,826,751.45/173,041.68
  6. Step 6: Final answer
    x = 72,576.89

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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.