Home / 84,735.72-127,099.53-34,803.27

Finding the Fourth Proportional to 84,735.72, 127,099.53 and 34,803.27

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Solution

The fourth proportional to 84,735.72, 127,099.53 and 34,803.27 is: 52,203.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,735.72 : 127,099.53 = 34,803.27 : x
  2. Step 2: Convert to fraction form
    84,735.72/127,099.53 = 34,803.27/x
  3. Step 3: Cross multiply
    84,735.72x = 127,099.53 × 34,803.27
  4. Step 4: Simplify right side
    84,735.72x = 4,423,479,259.46
  5. Step 5: Solve for x
    x = 4,423,479,259.46/84,735.72
  6. Step 6: Final answer
    x = 52,203.24

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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.