Home / 148,257.51-222,399.91-48,418.22

Finding the Fourth Proportional to 148,257.51, 222,399.91 and 48,418.22

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Solution

The fourth proportional to 148,257.51, 222,399.91 and 48,418.22 is: 72,631.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,257.51 : 222,399.91 = 48,418.22 : x
  2. Step 2: Convert to fraction form
    148,257.51/222,399.91 = 48,418.22/x
  3. Step 3: Cross multiply
    148,257.51x = 222,399.91 × 48,418.22
  4. Step 4: Simplify right side
    148,257.51x = 10,768,208,386.88
  5. Step 5: Solve for x
    x = 10,768,208,386.88/148,257.51
  6. Step 6: Final answer
    x = 72,631.79

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1.5x scale

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.