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Finding the Fourth Proportional to 150,655.01, 207,896.90 and 82,670.29

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Solution

The fourth proportional to 150,655.01, 207,896.90 and 82,670.29 is: 114,081.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,655.01 : 207,896.90 = 82,670.29 : x
  2. Step 2: Convert to fraction form
    150,655.01/207,896.90 = 82,670.29/x
  3. Step 3: Cross multiply
    150,655.01x = 207,896.90 × 82,670.29
  4. Step 4: Simplify right side
    150,655.01x = 17,186,896,080.01
  5. Step 5: Solve for x
    x = 17,186,896,080.01/150,655.01
  6. Step 6: Final answer
    x = 114,081.15

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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.