Home / 204,510.20-306,661.48-153,442.04

Finding the Fourth Proportional to 204,510.20, 306,661.48 and 153,442.04

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Solution

The fourth proportional to 204,510.20, 306,661.48 and 153,442.04 is: 230,085.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,510.20 : 306,661.48 = 153,442.04 : x
  2. Step 2: Convert to fraction form
    204,510.20/306,661.48 = 153,442.04/x
  3. Step 3: Cross multiply
    204,510.20x = 306,661.48 × 153,442.04
  4. Step 4: Simplify right side
    204,510.20x = 47,054,763,080.62
  5. Step 5: Solve for x
    x = 47,054,763,080.62/204,510.20
  6. Step 6: Final answer
    x = 230,085.16

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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.