Home / 165,271.30-247,938.07-117,768.55

Finding the Fourth Proportional to 165,271.30, 247,938.07 and 117,768.55

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Solution

The fourth proportional to 165,271.30, 247,938.07 and 117,768.55 is: 176,675.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,271.30 : 247,938.07 = 117,768.55 : x
  2. Step 2: Convert to fraction form
    165,271.30/247,938.07 = 117,768.55/x
  3. Step 3: Cross multiply
    165,271.30x = 247,938.07 × 117,768.55
  4. Step 4: Simplify right side
    165,271.30x = 29,199,306,993.70
  5. Step 5: Solve for x
    x = 29,199,306,993.70/165,271.30
  6. Step 6: Final answer
    x = 176,675.00

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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.