Home / 247,142.39-370,715.55-161,825.16

Finding the Fourth Proportional to 247,142.39, 370,715.55 and 161,825.16

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Solution

The fourth proportional to 247,142.39, 370,715.55 and 161,825.16 is: 242,739.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,142.39 : 370,715.55 = 161,825.16 : x
  2. Step 2: Convert to fraction form
    247,142.39/370,715.55 = 161,825.16/x
  3. Step 3: Cross multiply
    247,142.39x = 370,715.55 × 161,825.16
  4. Step 4: Simplify right side
    247,142.39x = 59,991,102,384.11
  5. Step 5: Solve for x
    x = 59,991,102,384.11/247,142.39
  6. Step 6: Final answer
    x = 242,739.02

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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.