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Finding the Fourth Proportional to 56,276.94, 84,354.66 and 36,569.64

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Solution

The fourth proportional to 56,276.94, 84,354.66 and 36,569.64 is: 54,814.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,276.94 : 84,354.66 = 36,569.64 : x
  2. Step 2: Convert to fraction form
    56,276.94/84,354.66 = 36,569.64/x
  3. Step 3: Cross multiply
    56,276.94x = 84,354.66 × 36,569.64
  4. Step 4: Simplify right side
    56,276.94x = 3,084,819,548.52
  5. Step 5: Solve for x
    x = 3,084,819,548.52/56,276.94
  6. Step 6: Final answer
    x = 54,814.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.