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Finding the Fourth Proportional to 173,216.60, 260,019.30 and 133,947.80

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Solution

The fourth proportional to 173,216.60, 260,019.30 and 133,947.80 is: 201,072.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,216.60 : 260,019.30 = 133,947.80 : x
  2. Step 2: Convert to fraction form
    173,216.60/260,019.30 = 133,947.80/x
  3. Step 3: Cross multiply
    173,216.60x = 260,019.30 × 133,947.80
  4. Step 4: Simplify right side
    173,216.60x = 34,829,013,192.54
  5. Step 5: Solve for x
    x = 34,829,013,192.54/173,216.60
  6. Step 6: Final answer
    x = 201,072.03

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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.