Home / 169,519.23-254,271.35-51,186.94

Finding the Fourth Proportional to 169,519.23, 254,271.35 and 51,186.94

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Solution

The fourth proportional to 169,519.23, 254,271.35 and 51,186.94 is: 76,778.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,519.23 : 254,271.35 = 51,186.94 : x
  2. Step 2: Convert to fraction form
    169,519.23/254,271.35 = 51,186.94/x
  3. Step 3: Cross multiply
    169,519.23x = 254,271.35 × 51,186.94
  4. Step 4: Simplify right side
    169,519.23x = 13,015,371,828.46
  5. Step 5: Solve for x
    x = 13,015,371,828.46/169,519.23
  6. Step 6: Final answer
    x = 76,778.14

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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.