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Finding the Fourth Proportional to 125,907.60, 188,839.80 and 46,981.20

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Solution

The fourth proportional to 125,907.60, 188,839.80 and 46,981.20 is: 70,463.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,907.60 : 188,839.80 = 46,981.20 : x
  2. Step 2: Convert to fraction form
    125,907.60/188,839.80 = 46,981.20/x
  3. Step 3: Cross multiply
    125,907.60x = 188,839.80 × 46,981.20
  4. Step 4: Simplify right side
    125,907.60x = 8,871,920,411.76
  5. Step 5: Solve for x
    x = 8,871,920,411.76/125,907.60
  6. Step 6: Final answer
    x = 70,463.74

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