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Finding the Fourth Proportional to 372,925.12, 559,013.16 and 120,019.76

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Solution

The fourth proportional to 372,925.12, 559,013.16 and 120,019.76 is: 179,909.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,925.12 : 559,013.16 = 120,019.76 : x
  2. Step 2: Convert to fraction form
    372,925.12/559,013.16 = 120,019.76/x
  3. Step 3: Cross multiply
    372,925.12x = 559,013.16 × 120,019.76
  4. Step 4: Simplify right side
    372,925.12x = 67,092,624,038.68
  5. Step 5: Solve for x
    x = 67,092,624,038.68/372,925.12
  6. Step 6: Final answer
    x = 179,909.10

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