Home / 76,215.06-114,359.04-29,457

Finding the Fourth Proportional to 76,215.06, 114,359.04 and 29,457

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Solution

The fourth proportional to 76,215.06, 114,359.04 and 29,457 is: 44,199.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,215.06 : 114,359.04 = 29,457 : x
  2. Step 2: Convert to fraction form
    76,215.06/114,359.04 = 29,457/x
  3. Step 3: Cross multiply
    76,215.06x = 114,359.04 × 29,457
  4. Step 4: Simplify right side
    76,215.06x = 3,368,674,241.28
  5. Step 5: Solve for x
    x = 3,368,674,241.28/76,215.06
  6. Step 6: Final answer
    x = 44,199.59

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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.