Home / 148,390.76-222,586.50-43,212.28

Finding the Fourth Proportional to 148,390.76, 222,586.50 and 43,212.28

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Solution

The fourth proportional to 148,390.76, 222,586.50 and 43,212.28 is: 64,818.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,390.76 : 222,586.50 = 43,212.28 : x
  2. Step 2: Convert to fraction form
    148,390.76/222,586.50 = 43,212.28/x
  3. Step 3: Cross multiply
    148,390.76x = 222,586.50 × 43,212.28
  4. Step 4: Simplify right side
    148,390.76x = 9,618,470,162.22
  5. Step 5: Solve for x
    x = 9,618,470,162.22/148,390.76
  6. Step 6: Final answer
    x = 64,818.52

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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.