Home / 148,942.89-223,344.14-54,106.20

Finding the Fourth Proportional to 148,942.89, 223,344.14 and 54,106.20

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Solution

The fourth proportional to 148,942.89, 223,344.14 and 54,106.20 is: 81,133.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,942.89 : 223,344.14 = 54,106.20 : x
  2. Step 2: Convert to fraction form
    148,942.89/223,344.14 = 54,106.20/x
  3. Step 3: Cross multiply
    148,942.89x = 223,344.14 × 54,106.20
  4. Step 4: Simplify right side
    148,942.89x = 12,084,303,521.81
  5. Step 5: Solve for x
    x = 12,084,303,521.81/148,942.89
  6. Step 6: Final answer
    x = 81,133.80

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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.