Home / 163,072.04-224,831.09-105,609.83

Finding the Fourth Proportional to 163,072.04, 224,831.09 and 105,609.83

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Solution

The fourth proportional to 163,072.04, 224,831.09 and 105,609.83 is: 145,606.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,072.04 : 224,831.09 = 105,609.83 : x
  2. Step 2: Convert to fraction form
    163,072.04/224,831.09 = 105,609.83/x
  3. Step 3: Cross multiply
    163,072.04x = 224,831.09 × 105,609.83
  4. Step 4: Simplify right side
    163,072.04x = 23,744,372,333.48
  5. Step 5: Solve for x
    x = 23,744,372,333.48/163,072.04
  6. Step 6: Final answer
    x = 145,606.65

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1.5x scale

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.