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Finding the Fourth Proportional to 66,088.44, 98,982.17 and 51,767.51

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Solution

The fourth proportional to 66,088.44, 98,982.17 and 51,767.51 is: 77,533.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,088.44 : 98,982.17 = 51,767.51 : x
  2. Step 2: Convert to fraction form
    66,088.44/98,982.17 = 51,767.51/x
  3. Step 3: Cross multiply
    66,088.44x = 98,982.17 × 51,767.51
  4. Step 4: Simplify right side
    66,088.44x = 5,124,060,475.30
  5. Step 5: Solve for x
    x = 5,124,060,475.30/66,088.44
  6. Step 6: Final answer
    x = 77,533.39

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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.