Home / 114,885.30-172,328.04-36,005.66

Finding the Fourth Proportional to 114,885.30, 172,328.04 and 36,005.66

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Solution

The fourth proportional to 114,885.30, 172,328.04 and 36,005.66 is: 54,008.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,885.30 : 172,328.04 = 36,005.66 : x
  2. Step 2: Convert to fraction form
    114,885.30/172,328.04 = 36,005.66/x
  3. Step 3: Cross multiply
    114,885.30x = 172,328.04 × 36,005.66
  4. Step 4: Simplify right side
    114,885.30x = 6,204,784,816.71
  5. Step 5: Solve for x
    x = 6,204,784,816.71/114,885.30
  6. Step 6: Final answer
    x = 54,008.52

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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.