Home / 240,518.32-331,901.44-133,082.95

Finding the Fourth Proportional to 240,518.32, 331,901.44 and 133,082.95

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Solution

The fourth proportional to 240,518.32, 331,901.44 and 133,082.95 is: 183,646.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,518.32 : 331,901.44 = 133,082.95 : x
  2. Step 2: Convert to fraction form
    240,518.32/331,901.44 = 133,082.95/x
  3. Step 3: Cross multiply
    240,518.32x = 331,901.44 × 133,082.95
  4. Step 4: Simplify right side
    240,518.32x = 44,170,422,744.45
  5. Step 5: Solve for x
    x = 44,170,422,744.45/240,518.32
  6. Step 6: Final answer
    x = 183,646.81

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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.