Home / 75,265.20-112,858.92-37,784.88

Finding the Fourth Proportional to 75,265.20, 112,858.92 and 37,784.88

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Solution

The fourth proportional to 75,265.20, 112,858.92 and 37,784.88 is: 56,657.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,265.20 : 112,858.92 = 37,784.88 : x
  2. Step 2: Convert to fraction form
    75,265.20/112,858.92 = 37,784.88/x
  3. Step 3: Cross multiply
    75,265.20x = 112,858.92 × 37,784.88
  4. Step 4: Simplify right side
    75,265.20x = 4,264,360,749.13
  5. Step 5: Solve for x
    x = 4,264,360,749.13/75,265.20
  6. Step 6: Final answer
    x = 56,657.80

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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.