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Finding the Fourth Proportional to 105,045.95, 157,437.53 and 52,470.11

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Solution

The fourth proportional to 105,045.95, 157,437.53 and 52,470.11 is: 78,639.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,045.95 : 157,437.53 = 52,470.11 : x
  2. Step 2: Convert to fraction form
    105,045.95/157,437.53 = 52,470.11/x
  3. Step 3: Cross multiply
    105,045.95x = 157,437.53 × 52,470.11
  4. Step 4: Simplify right side
    105,045.95x = 8,260,764,254.88
  5. Step 5: Solve for x
    x = 8,260,764,254.88/105,045.95
  6. Step 6: Final answer
    x = 78,639.53

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