Home / 148,928.60-223,425.30-49,071.80

Finding the Fourth Proportional to 148,928.60, 223,425.30 and 49,071.80

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Solution

The fourth proportional to 148,928.60, 223,425.30 and 49,071.80 is: 73,618.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,928.60 : 223,425.30 = 49,071.80 : x
  2. Step 2: Convert to fraction form
    148,928.60/223,425.30 = 49,071.80/x
  3. Step 3: Cross multiply
    148,928.60x = 223,425.30 × 49,071.80
  4. Step 4: Simplify right side
    148,928.60x = 10,963,881,636.54
  5. Step 5: Solve for x
    x = 10,963,881,636.54/148,928.60
  6. Step 6: Final answer
    x = 73,618.38

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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.