Home / 174,722.17-261,689.46-122,365.39

Finding the Fourth Proportional to 174,722.17, 261,689.46 and 122,365.39

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Solution

The fourth proportional to 174,722.17, 261,689.46 and 122,365.39 is: 183,272.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,722.17 : 261,689.46 = 122,365.39 : x
  2. Step 2: Convert to fraction form
    174,722.17/261,689.46 = 122,365.39/x
  3. Step 3: Cross multiply
    174,722.17x = 261,689.46 × 122,365.39
  4. Step 4: Simplify right side
    174,722.17x = 32,021,732,831.79
  5. Step 5: Solve for x
    x = 32,021,732,831.79/174,722.17
  6. Step 6: Final answer
    x = 183,272.29

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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.