Home / 121,941.35-182,938.88-36,548.79

Finding the Fourth Proportional to 121,941.35, 182,938.88 and 36,548.79

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Solution

The fourth proportional to 121,941.35, 182,938.88 and 36,548.79 is: 54,831.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,941.35 : 182,938.88 = 36,548.79 : x
  2. Step 2: Convert to fraction form
    121,941.35/182,938.88 = 36,548.79/x
  3. Step 3: Cross multiply
    121,941.35x = 182,938.88 × 36,548.79
  4. Step 4: Simplify right side
    121,941.35x = 6,686,195,554.06
  5. Step 5: Solve for x
    x = 6,686,195,554.06/121,941.35
  6. Step 6: Final answer
    x = 54,831.24

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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.