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Finding the Fourth Proportional to 358,210.46, 537,130.20 and 105,458.06

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Solution

The fourth proportional to 358,210.46, 537,130.20 and 105,458.06 is: 158,132.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,210.46 : 537,130.20 = 105,458.06 : x
  2. Step 2: Convert to fraction form
    358,210.46/537,130.20 = 105,458.06/x
  3. Step 3: Cross multiply
    358,210.46x = 537,130.20 × 105,458.06
  4. Step 4: Simplify right side
    358,210.46x = 56,644,708,859.41
  5. Step 5: Solve for x
    x = 56,644,708,859.41/358,210.46
  6. Step 6: Final answer
    x = 158,132.48

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