Home / 56,173.56-84,360.69-53,915.94

Finding the Fourth Proportional to 56,173.56, 84,360.69 and 53,915.94

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Solution

The fourth proportional to 56,173.56, 84,360.69 and 53,915.94 is: 80,970.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,173.56 : 84,360.69 = 53,915.94 : x
  2. Step 2: Convert to fraction form
    56,173.56/84,360.69 = 53,915.94/x
  3. Step 3: Cross multiply
    56,173.56x = 84,360.69 × 53,915.94
  4. Step 4: Simplify right side
    56,173.56x = 4,548,385,900.40
  5. Step 5: Solve for x
    x = 4,548,385,900.40/56,173.56
  6. Step 6: Final answer
    x = 80,970.23

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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.