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Finding the Fourth Proportional to 70,638.82, 97,507.17 and 46,773.19

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Solution

The fourth proportional to 70,638.82, 97,507.17 and 46,773.19 is: 64,563.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,638.82 : 97,507.17 = 46,773.19 : x
  2. Step 2: Convert to fraction form
    70,638.82/97,507.17 = 46,773.19/x
  3. Step 3: Cross multiply
    70,638.82x = 97,507.17 × 46,773.19
  4. Step 4: Simplify right side
    70,638.82x = 4,560,721,388.77
  5. Step 5: Solve for x
    x = 4,560,721,388.77/70,638.82
  6. Step 6: Final answer
    x = 64,563.95

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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.