Home / 169,708.48-254,575.47-51,389.35

Finding the Fourth Proportional to 169,708.48, 254,575.47 and 51,389.35

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Solution

The fourth proportional to 169,708.48, 254,575.47 and 51,389.35 is: 77,087.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,708.48 : 254,575.47 = 51,389.35 : x
  2. Step 2: Convert to fraction form
    169,708.48/254,575.47 = 51,389.35/x
  3. Step 3: Cross multiply
    169,708.48x = 254,575.47 × 51,389.35
  4. Step 4: Simplify right side
    169,708.48x = 13,082,467,929.24
  5. Step 5: Solve for x
    x = 13,082,467,929.24/169,708.48
  6. Step 6: Final answer
    x = 77,087.89

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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.