Home / 97,322.73-134,305.38-54,881.28

Finding the Fourth Proportional to 97,322.73, 134,305.38 and 54,881.28

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Solution

The fourth proportional to 97,322.73, 134,305.38 and 54,881.28 is: 75,736.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,322.73 : 134,305.38 = 54,881.28 : x
  2. Step 2: Convert to fraction form
    97,322.73/134,305.38 = 54,881.28/x
  3. Step 3: Cross multiply
    97,322.73x = 134,305.38 × 54,881.28
  4. Step 4: Simplify right side
    97,322.73x = 7,370,851,165.29
  5. Step 5: Solve for x
    x = 7,370,851,165.29/97,322.73
  6. Step 6: Final answer
    x = 75,736.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.