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Finding the Fourth Proportional to 127,434.56, 175,856.16 and 70,841.92

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Solution

The fourth proportional to 127,434.56, 175,856.16 and 70,841.92 is: 97,759.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,434.56 : 175,856.16 = 70,841.92 : x
  2. Step 2: Convert to fraction form
    127,434.56/175,856.16 = 70,841.92/x
  3. Step 3: Cross multiply
    127,434.56x = 175,856.16 × 70,841.92
  4. Step 4: Simplify right side
    127,434.56x = 12,457,988,018.23
  5. Step 5: Solve for x
    x = 12,457,988,018.23/127,434.56
  6. Step 6: Final answer
    x = 97,759.89

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