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Finding the Fourth Proportional to 63,004.70, 86,941.35 and 34,710.39

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Solution

The fourth proportional to 63,004.70, 86,941.35 and 34,710.39 is: 47,897.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,004.70 : 86,941.35 = 34,710.39 : x
  2. Step 2: Convert to fraction form
    63,004.70/86,941.35 = 34,710.39/x
  3. Step 3: Cross multiply
    63,004.70x = 86,941.35 × 34,710.39
  4. Step 4: Simplify right side
    63,004.70x = 3,017,768,165.63
  5. Step 5: Solve for x
    x = 3,017,768,165.63/63,004.70
  6. Step 6: Final answer
    x = 47,897.51

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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.