Home / 148,664.34-223,031.13-43,491.51

Finding the Fourth Proportional to 148,664.34, 223,031.13 and 43,491.51

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Solution

The fourth proportional to 148,664.34, 223,031.13 and 43,491.51 is: 65,247.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,664.34 : 223,031.13 = 43,491.51 : x
  2. Step 2: Convert to fraction form
    148,664.34/223,031.13 = 43,491.51/x
  3. Step 3: Cross multiply
    148,664.34x = 223,031.13 × 43,491.51
  4. Step 4: Simplify right side
    148,664.34x = 9,699,960,620.71
  5. Step 5: Solve for x
    x = 9,699,960,620.71/148,664.34
  6. Step 6: Final answer
    x = 65,247.39

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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.