Home / 114,808.24-172,212.12-31,702

Finding the Fourth Proportional to 114,808.24, 172,212.12 and 31,702

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Solution

The fourth proportional to 114,808.24, 172,212.12 and 31,702 is: 47,552.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,808.24 : 172,212.12 = 31,702 : x
  2. Step 2: Convert to fraction form
    114,808.24/172,212.12 = 31,702/x
  3. Step 3: Cross multiply
    114,808.24x = 172,212.12 × 31,702
  4. Step 4: Simplify right side
    114,808.24x = 5,459,468,628.24
  5. Step 5: Solve for x
    x = 5,459,468,628.24/114,808.24
  6. Step 6: Final answer
    x = 47,552.93

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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.