Home / 174,172.16-261,848.82-139,081.76

Finding the Fourth Proportional to 174,172.16, 261,848.82 and 139,081.76

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Solution

The fourth proportional to 174,172.16, 261,848.82 and 139,081.76 is: 209,094.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,172.16 : 261,848.82 = 139,081.76 : x
  2. Step 2: Convert to fraction form
    174,172.16/261,848.82 = 139,081.76/x
  3. Step 3: Cross multiply
    174,172.16x = 261,848.82 × 139,081.76
  4. Step 4: Simplify right side
    174,172.16x = 36,418,394,739.52
  5. Step 5: Solve for x
    x = 36,418,394,739.52/174,172.16
  6. Step 6: Final answer
    x = 209,094.24

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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.