Home / 148,769.26-223,155.70-43,590.36

Finding the Fourth Proportional to 148,769.26, 223,155.70 and 43,590.36

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Solution

The fourth proportional to 148,769.26, 223,155.70 and 43,590.36 is: 65,386.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,769.26 : 223,155.70 = 43,590.36 : x
  2. Step 2: Convert to fraction form
    148,769.26/223,155.70 = 43,590.36/x
  3. Step 3: Cross multiply
    148,769.26x = 223,155.70 × 43,590.36
  4. Step 4: Simplify right side
    148,769.26x = 9,727,437,299.05
  5. Step 5: Solve for x
    x = 9,727,437,299.05/148,769.26
  6. Step 6: Final answer
    x = 65,386.07

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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.