Home / 150,737.19-208,019.75-82,760.43

Finding the Fourth Proportional to 150,737.19, 208,019.75 and 82,760.43

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Solution

The fourth proportional to 150,737.19, 208,019.75 and 82,760.43 is: 114,210.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,737.19 : 208,019.75 = 82,760.43 : x
  2. Step 2: Convert to fraction form
    150,737.19/208,019.75 = 82,760.43/x
  3. Step 3: Cross multiply
    150,737.19x = 208,019.75 × 82,760.43
  4. Step 4: Simplify right side
    150,737.19x = 17,215,803,958.49
  5. Step 5: Solve for x
    x = 17,215,803,958.49/150,737.19
  6. Step 6: Final answer
    x = 114,210.73

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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.