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Finding the Fourth Proportional to 376,610, 564,914.48 and 96,127.28

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Solution

The fourth proportional to 376,610, 564,914.48 and 96,127.28 is: 144,190.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,610 : 564,914.48 = 96,127.28 : x
  2. Step 2: Convert to fraction form
    376,610/564,914.48 = 96,127.28/x
  3. Step 3: Cross multiply
    376,610x = 564,914.48 × 96,127.28
  4. Step 4: Simplify right side
    376,610x = 54,303,692,395.01
  5. Step 5: Solve for x
    x = 54,303,692,395.01/376,610
  6. Step 6: Final answer
    x = 144,190.79

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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.