Home / 45,946.40-68,948.96-29,318.31

Finding the Fourth Proportional to 45,946.40, 68,948.96 and 29,318.31

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Solution

The fourth proportional to 45,946.40, 68,948.96 and 29,318.31 is: 43,996.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,946.40 : 68,948.96 = 29,318.31 : x
  2. Step 2: Convert to fraction form
    45,946.40/68,948.96 = 29,318.31/x
  3. Step 3: Cross multiply
    45,946.40x = 68,948.96 × 29,318.31
  4. Step 4: Simplify right side
    45,946.40x = 2,021,466,836.87
  5. Step 5: Solve for x
    x = 2,021,466,836.87/45,946.40
  6. Step 6: Final answer
    x = 43,996.20

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1.5x scale

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.