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Finding the Fourth Proportional to 180,777.18, 270,880.38 and 146,877.87

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Solution

The fourth proportional to 180,777.18, 270,880.38 and 146,877.87 is: 220,084.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,777.18 : 270,880.38 = 146,877.87 : x
  2. Step 2: Convert to fraction form
    180,777.18/270,880.38 = 146,877.87/x
  3. Step 3: Cross multiply
    180,777.18x = 270,880.38 × 146,877.87
  4. Step 4: Simplify right side
    180,777.18x = 39,786,333,239.19
  5. Step 5: Solve for x
    x = 39,786,333,239.19/180,777.18
  6. Step 6: Final answer
    x = 220,084.93

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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.