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Finding the Fourth Proportional to 182,187.20, 273,280.80 and 175,188.80

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Solution

The fourth proportional to 182,187.20, 273,280.80 and 175,188.80 is: 262,783.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,187.20 : 273,280.80 = 175,188.80 : x
  2. Step 2: Convert to fraction form
    182,187.20/273,280.80 = 175,188.80/x
  3. Step 3: Cross multiply
    182,187.20x = 273,280.80 × 175,188.80
  4. Step 4: Simplify right side
    182,187.20x = 47,875,735,415.04
  5. Step 5: Solve for x
    x = 47,875,735,415.04/182,187.20
  6. Step 6: Final answer
    x = 262,783.20

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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.