Home / 165,353.16-248,029.74-53,045.04

Finding the Fourth Proportional to 165,353.16, 248,029.74 and 53,045.04

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Solution

The fourth proportional to 165,353.16, 248,029.74 and 53,045.04 is: 79,567.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,353.16 : 248,029.74 = 53,045.04 : x
  2. Step 2: Convert to fraction form
    165,353.16/248,029.74 = 53,045.04/x
  3. Step 3: Cross multiply
    165,353.16x = 248,029.74 × 53,045.04
  4. Step 4: Simplify right side
    165,353.16x = 13,156,747,479.49
  5. Step 5: Solve for x
    x = 13,156,747,479.49/165,353.16
  6. Step 6: Final answer
    x = 79,567.56

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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.