Home / 70,639.18-97,507.64-46,773.54

Finding the Fourth Proportional to 70,639.18, 97,507.64 and 46,773.54

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Solution

The fourth proportional to 70,639.18, 97,507.64 and 46,773.54 is: 64,564.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,639.18 : 97,507.64 = 46,773.54 : x
  2. Step 2: Convert to fraction form
    70,639.18/97,507.64 = 46,773.54/x
  3. Step 3: Cross multiply
    70,639.18x = 97,507.64 × 46,773.54
  4. Step 4: Simplify right side
    70,639.18x = 4,560,777,616.78
  5. Step 5: Solve for x
    x = 4,560,777,616.78/70,639.18
  6. Step 6: Final answer
    x = 64,564.42

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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.