Home / 55,440.09-83,234.06-47,173.23

Finding the Fourth Proportional to 55,440.09, 83,234.06 and 47,173.23

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Solution

The fourth proportional to 55,440.09, 83,234.06 and 47,173.23 is: 70,822.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,440.09 : 83,234.06 = 47,173.23 : x
  2. Step 2: Convert to fraction form
    55,440.09/83,234.06 = 47,173.23/x
  3. Step 3: Cross multiply
    55,440.09x = 83,234.06 × 47,173.23
  4. Step 4: Simplify right side
    55,440.09x = 3,926,419,220.35
  5. Step 5: Solve for x
    x = 3,926,419,220.35/55,440.09
  6. Step 6: Final answer
    x = 70,822.74

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1.5x scale

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.