Home / 148,533.75-222,802.45-55,039.50

Finding the Fourth Proportional to 148,533.75, 222,802.45 and 55,039.50

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Solution

The fourth proportional to 148,533.75, 222,802.45 and 55,039.50 is: 82,559.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,533.75 : 222,802.45 = 55,039.50 : x
  2. Step 2: Convert to fraction form
    148,533.75/222,802.45 = 55,039.50/x
  3. Step 3: Cross multiply
    148,533.75x = 222,802.45 × 55,039.50
  4. Step 4: Simplify right side
    148,533.75x = 12,262,935,309.18
  5. Step 5: Solve for x
    x = 12,262,935,309.18/148,533.75
  6. Step 6: Final answer
    x = 82,559.93

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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.