Home / 97,639.34-146,406.31-44,302.21

Finding the Fourth Proportional to 97,639.34, 146,406.31 and 44,302.21

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Solution

The fourth proportional to 97,639.34, 146,406.31 and 44,302.21 is: 66,429.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,639.34 : 146,406.31 = 44,302.21 : x
  2. Step 2: Convert to fraction form
    97,639.34/146,406.31 = 44,302.21/x
  3. Step 3: Cross multiply
    97,639.34x = 146,406.31 × 44,302.21
  4. Step 4: Simplify right side
    97,639.34x = 6,486,122,614.17
  5. Step 5: Solve for x
    x = 6,486,122,614.17/97,639.34
  6. Step 6: Final answer
    x = 66,429.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.