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Finding the Fourth Proportional to 163,108.64, 244,604.28 and 56,463.64

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Solution

The fourth proportional to 163,108.64, 244,604.28 and 56,463.64 is: 84,675.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,108.64 : 244,604.28 = 56,463.64 : x
  2. Step 2: Convert to fraction form
    163,108.64/244,604.28 = 56,463.64/x
  3. Step 3: Cross multiply
    163,108.64x = 244,604.28 × 56,463.64
  4. Step 4: Simplify right side
    163,108.64x = 13,811,248,008.38
  5. Step 5: Solve for x
    x = 13,811,248,008.38/163,108.64
  6. Step 6: Final answer
    x = 84,675.15

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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.