Home / 148,821.63-223,234.26-43,642.74

Finding the Fourth Proportional to 148,821.63, 223,234.26 and 43,642.74

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Solution

The fourth proportional to 148,821.63, 223,234.26 and 43,642.74 is: 65,464.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,821.63 : 223,234.26 = 43,642.74 : x
  2. Step 2: Convert to fraction form
    148,821.63/223,234.26 = 43,642.74/x
  3. Step 3: Cross multiply
    148,821.63x = 223,234.26 × 43,642.74
  4. Step 4: Simplify right side
    148,821.63x = 9,742,554,768.27
  5. Step 5: Solve for x
    x = 9,742,554,768.27/148,821.63
  6. Step 6: Final answer
    x = 65,464.64

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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.