Home / 301,054.28-451,581.48-90,692.24

Finding the Fourth Proportional to 301,054.28, 451,581.48 and 90,692.24

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Solution

The fourth proportional to 301,054.28, 451,581.48 and 90,692.24 is: 136,038.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,054.28 : 451,581.48 = 90,692.24 : x
  2. Step 2: Convert to fraction form
    301,054.28/451,581.48 = 90,692.24/x
  3. Step 3: Cross multiply
    301,054.28x = 451,581.48 × 90,692.24
  4. Step 4: Simplify right side
    301,054.28x = 40,954,935,963.72
  5. Step 5: Solve for x
    x = 40,954,935,963.72/301,054.28
  6. Step 6: Final answer
    x = 136,038.38

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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.