Home / 149,114.61-223,687.46-47,887.09

Finding the Fourth Proportional to 149,114.61, 223,687.46 and 47,887.09

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Solution

The fourth proportional to 149,114.61, 223,687.46 and 47,887.09 is: 71,835.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,114.61 : 223,687.46 = 47,887.09 : x
  2. Step 2: Convert to fraction form
    149,114.61/223,687.46 = 47,887.09/x
  3. Step 3: Cross multiply
    149,114.61x = 223,687.46 × 47,887.09
  4. Step 4: Simplify right side
    149,114.61x = 10,711,740,730.24
  5. Step 5: Solve for x
    x = 10,711,740,730.24/149,114.61
  6. Step 6: Final answer
    x = 71,835.62

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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.