Home / 45,050.06-67,586.08-31,748.98

Finding the Fourth Proportional to 45,050.06, 67,586.08 and 31,748.98

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Solution

The fourth proportional to 45,050.06, 67,586.08 and 31,748.98 is: 47,631.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,050.06 : 67,586.08 = 31,748.98 : x
  2. Step 2: Convert to fraction form
    45,050.06/67,586.08 = 31,748.98/x
  3. Step 3: Cross multiply
    45,050.06x = 67,586.08 × 31,748.98
  4. Step 4: Simplify right side
    45,050.06x = 2,145,789,102.20
  5. Step 5: Solve for x
    x = 2,145,789,102.20/45,050.06
  6. Step 6: Final answer
    x = 47,631.22

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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.