Home / 148,962.10-223,448.55-43,791.70

Finding the Fourth Proportional to 148,962.10, 223,448.55 and 43,791.70

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Solution

The fourth proportional to 148,962.10, 223,448.55 and 43,791.70 is: 65,689.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,962.10 : 223,448.55 = 43,791.70 : x
  2. Step 2: Convert to fraction form
    148,962.10/223,448.55 = 43,791.70/x
  3. Step 3: Cross multiply
    148,962.10x = 223,448.55 × 43,791.70
  4. Step 4: Simplify right side
    148,962.10x = 9,785,191,867.04
  5. Step 5: Solve for x
    x = 9,785,191,867.04/148,962.10
  6. Step 6: Final answer
    x = 65,689.14

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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.