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Finding the Fourth Proportional to 101,434.16, 152,165.07 and 42,255.98

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Solution

The fourth proportional to 101,434.16, 152,165.07 and 42,255.98 is: 63,389.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,434.16 : 152,165.07 = 42,255.98 : x
  2. Step 2: Convert to fraction form
    101,434.16/152,165.07 = 42,255.98/x
  3. Step 3: Cross multiply
    101,434.16x = 152,165.07 × 42,255.98
  4. Step 4: Simplify right side
    101,434.16x = 6,429,883,393.79
  5. Step 5: Solve for x
    x = 6,429,883,393.79/101,434.16
  6. Step 6: Final answer
    x = 63,389.73

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