Home / 148,929.60-223,426.80-49,072.80

Finding the Fourth Proportional to 148,929.60, 223,426.80 and 49,072.80

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Solution

The fourth proportional to 148,929.60, 223,426.80 and 49,072.80 is: 73,619.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,929.60 : 223,426.80 = 49,072.80 : x
  2. Step 2: Convert to fraction form
    148,929.60/223,426.80 = 49,072.80/x
  3. Step 3: Cross multiply
    148,929.60x = 223,426.80 × 49,072.80
  4. Step 4: Simplify right side
    148,929.60x = 10,964,178,671.04
  5. Step 5: Solve for x
    x = 10,964,178,671.04/148,929.60
  6. Step 6: Final answer
    x = 73,619.88

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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.