Home / 148,971.03-223,463.40-49,139.97

Finding the Fourth Proportional to 148,971.03, 223,463.40 and 49,139.97

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Solution

The fourth proportional to 148,971.03, 223,463.40 and 49,139.97 is: 73,712.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,971.03 : 223,463.40 = 49,139.97 : x
  2. Step 2: Convert to fraction form
    148,971.03/223,463.40 = 49,139.97/x
  3. Step 3: Cross multiply
    148,971.03x = 223,463.40 × 49,139.97
  4. Step 4: Simplify right side
    148,971.03x = 10,980,984,772.10
  5. Step 5: Solve for x
    x = 10,980,984,772.10/148,971.03
  6. Step 6: Final answer
    x = 73,712.22

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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.