Home / 150,610.12-208,058.28-120,355.84

Finding the Fourth Proportional to 150,610.12, 208,058.28 and 120,355.84

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Solution

The fourth proportional to 150,610.12, 208,058.28 and 120,355.84 is: 166,263.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,610.12 : 208,058.28 = 120,355.84 : x
  2. Step 2: Convert to fraction form
    150,610.12/208,058.28 = 120,355.84/x
  3. Step 3: Cross multiply
    150,610.12x = 208,058.28 × 120,355.84
  4. Step 4: Simplify right side
    150,610.12x = 25,041,029,058.36
  5. Step 5: Solve for x
    x = 25,041,029,058.36/150,610.12
  6. Step 6: Final answer
    x = 166,263.92

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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.