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Finding the Fourth Proportional to 114,719.97, 172,079.28 and 44,599.29

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Solution

The fourth proportional to 114,719.97, 172,079.28 and 44,599.29 is: 66,898.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,719.97 : 172,079.28 = 44,599.29 : x
  2. Step 2: Convert to fraction form
    114,719.97/172,079.28 = 44,599.29/x
  3. Step 3: Cross multiply
    114,719.97x = 172,079.28 × 44,599.29
  4. Step 4: Simplify right side
    114,719.97x = 7,674,612,899.17
  5. Step 5: Solve for x
    x = 7,674,612,899.17/114,719.97
  6. Step 6: Final answer
    x = 66,898.66

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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.