Home / 84,816.56-127,265.88-34,911.92

Finding the Fourth Proportional to 84,816.56, 127,265.88 and 34,911.92

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Solution

The fourth proportional to 84,816.56, 127,265.88 and 34,911.92 is: 52,384.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,816.56 : 127,265.88 = 34,911.92 : x
  2. Step 2: Convert to fraction form
    84,816.56/127,265.88 = 34,911.92/x
  3. Step 3: Cross multiply
    84,816.56x = 127,265.88 × 34,911.92
  4. Step 4: Simplify right side
    84,816.56x = 4,443,096,221.29
  5. Step 5: Solve for x
    x = 4,443,096,221.29/84,816.56
  6. Step 6: Final answer
    x = 52,384.77

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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.