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Finding the Fourth Proportional to 64,235.98, 88,648.05 and 35,941.87

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Solution

The fourth proportional to 64,235.98, 88,648.05 and 35,941.87 is: 49,601.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,235.98 : 88,648.05 = 35,941.87 : x
  2. Step 2: Convert to fraction form
    64,235.98/88,648.05 = 35,941.87/x
  3. Step 3: Cross multiply
    64,235.98x = 88,648.05 × 35,941.87
  4. Step 4: Simplify right side
    64,235.98x = 3,186,176,688.85
  5. Step 5: Solve for x
    x = 3,186,176,688.85/64,235.98
  6. Step 6: Final answer
    x = 49,601.12

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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.