Home / 40,124.22-60,186.06-31,366.50

Finding the Fourth Proportional to 40,124.22, 60,186.06 and 31,366.50

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Solution

The fourth proportional to 40,124.22, 60,186.06 and 31,366.50 is: 47,049.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,124.22 : 60,186.06 = 31,366.50 : x
  2. Step 2: Convert to fraction form
    40,124.22/60,186.06 = 31,366.50/x
  3. Step 3: Cross multiply
    40,124.22x = 60,186.06 × 31,366.50
  4. Step 4: Simplify right side
    40,124.22x = 1,887,826,050.99
  5. Step 5: Solve for x
    x = 1,887,826,050.99/40,124.22
  6. Step 6: Final answer
    x = 47,049.54

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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.