Home / 123,877.58-185,816.30-35,131.86

Finding the Fourth Proportional to 123,877.58, 185,816.30 and 35,131.86

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Solution

The fourth proportional to 123,877.58, 185,816.30 and 35,131.86 is: 52,697.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,877.58 : 185,816.30 = 35,131.86 : x
  2. Step 2: Convert to fraction form
    123,877.58/185,816.30 = 35,131.86/x
  3. Step 3: Cross multiply
    123,877.58x = 185,816.30 × 35,131.86
  4. Step 4: Simplify right side
    123,877.58x = 6,528,072,237.32
  5. Step 5: Solve for x
    x = 6,528,072,237.32/123,877.58
  6. Step 6: Final answer
    x = 52,697.77

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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.