Home / 345,183.08-517,833.66-158,210.60

Finding the Fourth Proportional to 345,183.08, 517,833.66 and 158,210.60

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Solution

The fourth proportional to 345,183.08, 517,833.66 and 158,210.60 is: 237,342.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,183.08 : 517,833.66 = 158,210.60 : x
  2. Step 2: Convert to fraction form
    345,183.08/517,833.66 = 158,210.60/x
  3. Step 3: Cross multiply
    345,183.08x = 517,833.66 × 158,210.60
  4. Step 4: Simplify right side
    345,183.08x = 81,926,774,048.80
  5. Step 5: Solve for x
    x = 81,926,774,048.80/345,183.08
  6. Step 6: Final answer
    x = 237,342.96

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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.