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Finding the Fourth Proportional to 70,630.91, 97,496.25 and 46,765.28

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Solution

The fourth proportional to 70,630.91, 97,496.25 and 46,765.28 is: 64,553.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,630.91 : 97,496.25 = 46,765.28 : x
  2. Step 2: Convert to fraction form
    70,630.91/97,496.25 = 46,765.28/x
  3. Step 3: Cross multiply
    70,630.91x = 97,496.25 × 46,765.28
  4. Step 4: Simplify right side
    70,630.91x = 4,559,438,796.58
  5. Step 5: Solve for x
    x = 4,559,438,796.58/70,630.91
  6. Step 6: Final answer
    x = 64,553.02

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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.