Home / 165,915.38-248,818.44-53,569.10

Finding the Fourth Proportional to 165,915.38, 248,818.44 and 53,569.10

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Solution

The fourth proportional to 165,915.38, 248,818.44 and 53,569.10 is: 80,336.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,915.38 : 248,818.44 = 53,569.10 : x
  2. Step 2: Convert to fraction form
    165,915.38/248,818.44 = 53,569.10/x
  3. Step 3: Cross multiply
    165,915.38x = 248,818.44 × 53,569.10
  4. Step 4: Simplify right side
    165,915.38x = 13,328,979,894.20
  5. Step 5: Solve for x
    x = 13,328,979,894.20/165,915.38
  6. Step 6: Final answer
    x = 80,336.01

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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.