Home / 51,272.40-76,908.60-49,304.10

Finding the Fourth Proportional to 51,272.40, 76,908.60 and 49,304.10

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Solution

The fourth proportional to 51,272.40, 76,908.60 and 49,304.10 is: 73,956.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,272.40 : 76,908.60 = 49,304.10 : x
  2. Step 2: Convert to fraction form
    51,272.40/76,908.60 = 49,304.10/x
  3. Step 3: Cross multiply
    51,272.40x = 76,908.60 × 49,304.10
  4. Step 4: Simplify right side
    51,272.40x = 3,791,909,305.26
  5. Step 5: Solve for x
    x = 3,791,909,305.26/51,272.40
  6. Step 6: Final answer
    x = 73,956.15

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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.