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Finding the Fourth Proportional to 157,688.86, 236,570.95 and 52,508.74

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Solution

The fourth proportional to 157,688.86, 236,570.95 and 52,508.74 is: 78,775.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,688.86 : 236,570.95 = 52,508.74 : x
  2. Step 2: Convert to fraction form
    157,688.86/236,570.95 = 52,508.74/x
  3. Step 3: Cross multiply
    157,688.86x = 236,570.95 × 52,508.74
  4. Step 4: Simplify right side
    157,688.86x = 12,422,042,505.10
  5. Step 5: Solve for x
    x = 12,422,042,505.10/157,688.86
  6. Step 6: Final answer
    x = 78,775.65

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