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Finding the Fourth Proportional to 150,014.45, 207,019.41 and 84,598.07

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Solution

The fourth proportional to 150,014.45, 207,019.41 and 84,598.07 is: 116,745.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,014.45 : 207,019.41 = 84,598.07 : x
  2. Step 2: Convert to fraction form
    150,014.45/207,019.41 = 84,598.07/x
  3. Step 3: Cross multiply
    150,014.45x = 207,019.41 × 84,598.07
  4. Step 4: Simplify right side
    150,014.45x = 17,513,443,198.67
  5. Step 5: Solve for x
    x = 17,513,443,198.67/150,014.45
  6. Step 6: Final answer
    x = 116,745.04

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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.