Home / 165,013.85-247,554.26-52,690.89

Finding the Fourth Proportional to 165,013.85, 247,554.26 and 52,690.89

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Solution

The fourth proportional to 165,013.85, 247,554.26 and 52,690.89 is: 79,047.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,013.85 : 247,554.26 = 52,690.89 : x
  2. Step 2: Convert to fraction form
    165,013.85/247,554.26 = 52,690.89/x
  3. Step 3: Cross multiply
    165,013.85x = 247,554.26 × 52,690.89
  4. Step 4: Simplify right side
    165,013.85x = 13,043,854,019.24
  5. Step 5: Solve for x
    x = 13,043,854,019.24/165,013.85
  6. Step 6: Final answer
    x = 79,047.03

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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.