Home / 140,816.80-211,150.32-52,047.52

Finding the Fourth Proportional to 140,816.80, 211,150.32 and 52,047.52

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Solution

The fourth proportional to 140,816.80, 211,150.32 and 52,047.52 is: 78,043.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,816.80 : 211,150.32 = 52,047.52 : x
  2. Step 2: Convert to fraction form
    140,816.80/211,150.32 = 52,047.52/x
  3. Step 3: Cross multiply
    140,816.80x = 211,150.32 × 52,047.52
  4. Step 4: Simplify right side
    140,816.80x = 10,989,850,503.21
  5. Step 5: Solve for x
    x = 10,989,850,503.21/140,816.80
  6. Step 6: Final answer
    x = 78,043.60

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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.