Home / 252,012.60-377,887.64-118,857.11

Finding the Fourth Proportional to 252,012.60, 377,887.64 and 118,857.11

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Solution

The fourth proportional to 252,012.60, 377,887.64 and 118,857.11 is: 178,223.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,012.60 : 377,887.64 = 118,857.11 : x
  2. Step 2: Convert to fraction form
    252,012.60/377,887.64 = 118,857.11/x
  3. Step 3: Cross multiply
    252,012.60x = 377,887.64 × 118,857.11
  4. Step 4: Simplify right side
    252,012.60x = 44,914,630,311.40
  5. Step 5: Solve for x
    x = 44,914,630,311.40/252,012.60
  6. Step 6: Final answer
    x = 178,223.75

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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.