Home / 76,702.33-114,887.31-37,176.76

Finding the Fourth Proportional to 76,702.33, 114,887.31 and 37,176.76

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Solution

The fourth proportional to 76,702.33, 114,887.31 and 37,176.76 is: 55,684.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,702.33 : 114,887.31 = 37,176.76 : x
  2. Step 2: Convert to fraction form
    76,702.33/114,887.31 = 37,176.76/x
  3. Step 3: Cross multiply
    76,702.33x = 114,887.31 × 37,176.76
  4. Step 4: Simplify right side
    76,702.33x = 4,271,137,950.92
  5. Step 5: Solve for x
    x = 4,271,137,950.92/76,702.33
  6. Step 6: Final answer
    x = 55,684.59

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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.