Home / 76,298.31-114,410.55-26,360.91

Finding the Fourth Proportional to 76,298.31, 114,410.55 and 26,360.91

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Solution

The fourth proportional to 76,298.31, 114,410.55 and 26,360.91 is: 39,528.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,298.31 : 114,410.55 = 26,360.91 : x
  2. Step 2: Convert to fraction form
    76,298.31/114,410.55 = 26,360.91/x
  3. Step 3: Cross multiply
    76,298.31x = 114,410.55 × 26,360.91
  4. Step 4: Simplify right side
    76,298.31x = 3,015,966,211.60
  5. Step 5: Solve for x
    x = 3,015,966,211.60/76,298.31
  6. Step 6: Final answer
    x = 39,528.61

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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.