Home / 169,613.24-254,420.73-99,443.34

Finding the Fourth Proportional to 169,613.24, 254,420.73 and 99,443.34

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Solution

The fourth proportional to 169,613.24, 254,420.73 and 99,443.34 is: 149,165.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,613.24 : 254,420.73 = 99,443.34 : x
  2. Step 2: Convert to fraction form
    169,613.24/254,420.73 = 99,443.34/x
  3. Step 3: Cross multiply
    169,613.24x = 254,420.73 × 99,443.34
  4. Step 4: Simplify right side
    169,613.24x = 25,300,447,156.44
  5. Step 5: Solve for x
    x = 25,300,447,156.44/169,613.24
  6. Step 6: Final answer
    x = 149,165.52

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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.