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Finding the Fourth Proportional to 64,463.24, 96,602.70 and 36,703.88

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Solution

The fourth proportional to 64,463.24, 96,602.70 and 36,703.88 is: 55,003.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,463.24 : 96,602.70 = 36,703.88 : x
  2. Step 2: Convert to fraction form
    64,463.24/96,602.70 = 36,703.88/x
  3. Step 3: Cross multiply
    64,463.24x = 96,602.70 × 36,703.88
  4. Step 4: Simplify right side
    64,463.24x = 3,545,693,908.48
  5. Step 5: Solve for x
    x = 3,545,693,908.48/64,463.24
  6. Step 6: Final answer
    x = 55,003.35

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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.