Home / 84,580.77-126,831.43-49,052.19

Finding the Fourth Proportional to 84,580.77, 126,831.43 and 49,052.19

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Solution

The fourth proportional to 84,580.77, 126,831.43 and 49,052.19 is: 73,555.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,580.77 : 126,831.43 = 49,052.19 : x
  2. Step 2: Convert to fraction form
    84,580.77/126,831.43 = 49,052.19/x
  3. Step 3: Cross multiply
    84,580.77x = 126,831.43 × 49,052.19
  4. Step 4: Simplify right side
    84,580.77x = 6,221,359,939.26
  5. Step 5: Solve for x
    x = 6,221,359,939.26/84,580.77
  6. Step 6: Final answer
    x = 73,555.25

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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.