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Finding the Fourth Proportional to 101,424.12, 139,953.13 and 56,095.98

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Solution

The fourth proportional to 101,424.12, 139,953.13 and 56,095.98 is: 77,405.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,424.12 : 139,953.13 = 56,095.98 : x
  2. Step 2: Convert to fraction form
    101,424.12/139,953.13 = 56,095.98/x
  3. Step 3: Cross multiply
    101,424.12x = 139,953.13 × 56,095.98
  4. Step 4: Simplify right side
    101,424.12x = 7,850,807,981.42
  5. Step 5: Solve for x
    x = 7,850,807,981.42/101,424.12
  6. Step 6: Final answer
    x = 77,405.73

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