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Finding the Fourth Proportional to 44,139.98, 66,210.46 and 17,492.46

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Solution

The fourth proportional to 44,139.98, 66,210.46 and 17,492.46 is: 26,238.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,139.98 : 66,210.46 = 17,492.46 : x
  2. Step 2: Convert to fraction form
    44,139.98/66,210.46 = 17,492.46/x
  3. Step 3: Cross multiply
    44,139.98x = 66,210.46 × 17,492.46
  4. Step 4: Simplify right side
    44,139.98x = 1,158,183,823.13
  5. Step 5: Solve for x
    x = 1,158,183,823.13/44,139.98
  6. Step 6: Final answer
    x = 26,238.88

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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.