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Finding the Fourth Proportional to 173,338.52, 260,006.90 and 55,018.98

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Solution

The fourth proportional to 173,338.52, 260,006.90 and 55,018.98 is: 82,528.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,338.52 : 260,006.90 = 55,018.98 : x
  2. Step 2: Convert to fraction form
    173,338.52/260,006.90 = 55,018.98/x
  3. Step 3: Cross multiply
    173,338.52x = 260,006.90 × 55,018.98
  4. Step 4: Simplify right side
    173,338.52x = 14,305,314,155.87
  5. Step 5: Solve for x
    x = 14,305,314,155.87/173,338.52
  6. Step 6: Final answer
    x = 82,528.19

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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.