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Finding the Fourth Proportional to 144,031.15, 198,723.13 and 93,045.90

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Solution

The fourth proportional to 144,031.15, 198,723.13 and 93,045.90 is: 128,377.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,031.15 : 198,723.13 = 93,045.90 : x
  2. Step 2: Convert to fraction form
    144,031.15/198,723.13 = 93,045.90/x
  3. Step 3: Cross multiply
    144,031.15x = 198,723.13 × 93,045.90
  4. Step 4: Simplify right side
    144,031.15x = 18,490,372,481.67
  5. Step 5: Solve for x
    x = 18,490,372,481.67/144,031.15
  6. Step 6: Final answer
    x = 128,377.59

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