Home / 210,890.04-290,944.62-150,444.60

Finding the Fourth Proportional to 210,890.04, 290,944.62 and 150,444.60

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Solution

The fourth proportional to 210,890.04, 290,944.62 and 150,444.60 is: 207,553.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,890.04 : 290,944.62 = 150,444.60 : x
  2. Step 2: Convert to fraction form
    210,890.04/290,944.62 = 150,444.60/x
  3. Step 3: Cross multiply
    210,890.04x = 290,944.62 × 150,444.60
  4. Step 4: Simplify right side
    210,890.04x = 43,771,046,978.05
  5. Step 5: Solve for x
    x = 43,771,046,978.05/210,890.04
  6. Step 6: Final answer
    x = 207,553.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.