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Finding the Fourth Proportional to 124,003.76, 185,977.62 and 35,255.32

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Solution

The fourth proportional to 124,003.76, 185,977.62 and 35,255.32 is: 52,875.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,003.76 : 185,977.62 = 35,255.32 : x
  2. Step 2: Convert to fraction form
    124,003.76/185,977.62 = 35,255.32/x
  3. Step 3: Cross multiply
    124,003.76x = 185,977.62 × 35,255.32
  4. Step 4: Simplify right side
    124,003.76x = 6,556,700,505.94
  5. Step 5: Solve for x
    x = 6,556,700,505.94/124,003.76
  6. Step 6: Final answer
    x = 52,875.01

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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.