Home / 148,215.84-222,338.34-54,699.72

Finding the Fourth Proportional to 148,215.84, 222,338.34 and 54,699.72

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Solution

The fourth proportional to 148,215.84, 222,338.34 and 54,699.72 is: 82,054.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,215.84 : 222,338.34 = 54,699.72 : x
  2. Step 2: Convert to fraction form
    148,215.84/222,338.34 = 54,699.72/x
  3. Step 3: Cross multiply
    148,215.84x = 222,338.34 × 54,699.72
  4. Step 4: Simplify right side
    148,215.84x = 12,161,844,943.26
  5. Step 5: Solve for x
    x = 12,161,844,943.26/148,215.84
  6. Step 6: Final answer
    x = 82,054.96

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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.