Home / 47,875.59-71,789.09-35,919.99

Finding the Fourth Proportional to 47,875.59, 71,789.09 and 35,919.99

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Solution

The fourth proportional to 47,875.59, 71,789.09 and 35,919.99 is: 53,861.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,875.59 : 71,789.09 = 35,919.99 : x
  2. Step 2: Convert to fraction form
    47,875.59/71,789.09 = 35,919.99/x
  3. Step 3: Cross multiply
    47,875.59x = 71,789.09 × 35,919.99
  4. Step 4: Simplify right side
    47,875.59x = 2,578,663,215.31
  5. Step 5: Solve for x
    x = 2,578,663,215.31/47,875.59
  6. Step 6: Final answer
    x = 53,861.75

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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.