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Finding the Fourth Proportional to 191,454.12, 287,239.74 and 98,025.96

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Solution

The fourth proportional to 191,454.12, 287,239.74 and 98,025.96 is: 147,068.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,454.12 : 287,239.74 = 98,025.96 : x
  2. Step 2: Convert to fraction form
    191,454.12/287,239.74 = 98,025.96/x
  3. Step 3: Cross multiply
    191,454.12x = 287,239.74 × 98,025.96
  4. Step 4: Simplify right side
    191,454.12x = 28,156,951,263.65
  5. Step 5: Solve for x
    x = 28,156,951,263.65/191,454.12
  6. Step 6: Final answer
    x = 147,068.92

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