Home / 76,228.80-114,269.40-34,085.04

Finding the Fourth Proportional to 76,228.80, 114,269.40 and 34,085.04

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Solution

The fourth proportional to 76,228.80, 114,269.40 and 34,085.04 is: 51,094.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,228.80 : 114,269.40 = 34,085.04 : x
  2. Step 2: Convert to fraction form
    76,228.80/114,269.40 = 34,085.04/x
  3. Step 3: Cross multiply
    76,228.80x = 114,269.40 × 34,085.04
  4. Step 4: Simplify right side
    76,228.80x = 3,894,877,069.78
  5. Step 5: Solve for x
    x = 3,894,877,069.78/76,228.80
  6. Step 6: Final answer
    x = 51,094.56

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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.