Home / 163,072.60-224,831.86-105,610.39

Finding the Fourth Proportional to 163,072.60, 224,831.86 and 105,610.39

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Solution

The fourth proportional to 163,072.60, 224,831.86 and 105,610.39 is: 145,607.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,072.60 : 224,831.86 = 105,610.39 : x
  2. Step 2: Convert to fraction form
    163,072.60/224,831.86 = 105,610.39/x
  3. Step 3: Cross multiply
    163,072.60x = 224,831.86 × 105,610.39
  4. Step 4: Simplify right side
    163,072.60x = 23,744,579,592.92
  5. Step 5: Solve for x
    x = 23,744,579,592.92/163,072.60
  6. Step 6: Final answer
    x = 145,607.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.