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Finding the Fourth Proportional to 180,056.48, 270,084.84 and 46,936.40

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Solution

The fourth proportional to 180,056.48, 270,084.84 and 46,936.40 is: 70,404.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,056.48 : 270,084.84 = 46,936.40 : x
  2. Step 2: Convert to fraction form
    180,056.48/270,084.84 = 46,936.40/x
  3. Step 3: Cross multiply
    180,056.48x = 270,084.84 × 46,936.40
  4. Step 4: Simplify right side
    180,056.48x = 12,676,810,084.18
  5. Step 5: Solve for x
    x = 12,676,810,084.18/180,056.48
  6. Step 6: Final answer
    x = 70,404.63

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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.