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Finding the Fourth Proportional to 53,472.51, 80,354.16 and 28,530.18

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Solution

The fourth proportional to 53,472.51, 80,354.16 and 28,530.18 is: 42,872.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,472.51 : 80,354.16 = 28,530.18 : x
  2. Step 2: Convert to fraction form
    53,472.51/80,354.16 = 28,530.18/x
  3. Step 3: Cross multiply
    53,472.51x = 80,354.16 × 28,530.18
  4. Step 4: Simplify right side
    53,472.51x = 2,292,518,648.55
  5. Step 5: Solve for x
    x = 2,292,518,648.55/53,472.51
  6. Step 6: Final answer
    x = 42,872.85

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