Home / 97,676.84-146,513.72-31,116.40

Finding the Fourth Proportional to 97,676.84, 146,513.72 and 31,116.40

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Solution

The fourth proportional to 97,676.84, 146,513.72 and 31,116.40 is: 46,674.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,676.84 : 146,513.72 = 31,116.40 : x
  2. Step 2: Convert to fraction form
    97,676.84/146,513.72 = 31,116.40/x
  3. Step 3: Cross multiply
    97,676.84x = 146,513.72 × 31,116.40
  4. Step 4: Simplify right side
    97,676.84x = 4,558,979,517.01
  5. Step 5: Solve for x
    x = 4,558,979,517.01/97,676.84
  6. Step 6: Final answer
    x = 46,674.11

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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.