Home / 76,457.32-114,685.98-23,871.31

Finding the Fourth Proportional to 76,457.32, 114,685.98 and 23,871.31

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Solution

The fourth proportional to 76,457.32, 114,685.98 and 23,871.31 is: 35,806.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,457.32 : 114,685.98 = 23,871.31 : x
  2. Step 2: Convert to fraction form
    76,457.32/114,685.98 = 23,871.31/x
  3. Step 3: Cross multiply
    76,457.32x = 114,685.98 × 23,871.31
  4. Step 4: Simplify right side
    76,457.32x = 2,737,704,814.11
  5. Step 5: Solve for x
    x = 2,737,704,814.11/76,457.32
  6. Step 6: Final answer
    x = 35,806.97

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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.