Home / 217,294.08-299,865.60-132,411.36

Finding the Fourth Proportional to 217,294.08, 299,865.60 and 132,411.36

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Solution

The fourth proportional to 217,294.08, 299,865.60 and 132,411.36 is: 182,727.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,294.08 : 299,865.60 = 132,411.36 : x
  2. Step 2: Convert to fraction form
    217,294.08/299,865.60 = 132,411.36/x
  3. Step 3: Cross multiply
    217,294.08x = 299,865.60 × 132,411.36
  4. Step 4: Simplify right side
    217,294.08x = 39,705,611,913.22
  5. Step 5: Solve for x
    x = 39,705,611,913.22/217,294.08
  6. Step 6: Final answer
    x = 182,727.54

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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.