Home / 206,152.04-308,539.04-117,381.72

Finding the Fourth Proportional to 206,152.04, 308,539.04 and 117,381.72

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Solution

The fourth proportional to 206,152.04, 308,539.04 and 117,381.72 is: 175,680.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,152.04 : 308,539.04 = 117,381.72 : x
  2. Step 2: Convert to fraction form
    206,152.04/308,539.04 = 117,381.72/x
  3. Step 3: Cross multiply
    206,152.04x = 308,539.04 × 117,381.72
  4. Step 4: Simplify right side
    206,152.04x = 36,216,843,202.35
  5. Step 5: Solve for x
    x = 36,216,843,202.35/206,152.04
  6. Step 6: Final answer
    x = 175,680.26

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1.5x scale

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.