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Finding the Fourth Proportional to 101,596.98, 140,190.04 and 56,263.82

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Solution

The fourth proportional to 101,596.98, 140,190.04 and 56,263.82 is: 77,636.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,596.98 : 140,190.04 = 56,263.82 : x
  2. Step 2: Convert to fraction form
    101,596.98/140,190.04 = 56,263.82/x
  3. Step 3: Cross multiply
    101,596.98x = 140,190.04 × 56,263.82
  4. Step 4: Simplify right side
    101,596.98x = 7,887,626,545.73
  5. Step 5: Solve for x
    x = 7,887,626,545.73/101,596.98
  6. Step 6: Final answer
    x = 77,636.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.